400638420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 384

約数和(自身を含む): 1589575680

約数和(自身を除く): 1188937260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 31, 35, 36, 39, 42, 45, 52, 54, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 108, 117, 124, 126, 130, 135, 140, 155, 156, 180, 182, 186, 189, 195, 210, 217, 234, 252, 260, 263, 270, 273, 279, 310, 315, 351, 364, 372, 378, 390, 403, 420, 434, 455, 465, 468, 526, 540, 546, 558, 585, 620, 630, 651, 702, 756, 780, 789, 806, 819, 837, 868, 910, 930, 945, 1052, 1085, 1092, 1116, 1170, 1209, 1260, 1302, 1315, 1365, 1395, 1404, 1578, 1612, 1638, 1674, 1755, 1820, 1841, 1860, 1890, 1953, 2015, 2170, 2340, 2367, 2418, 2457, 2604, 2630, 2730, 2790, 2821, 3156, 3255, 3276, 3348, 3419, 3510, 3627, 3682, 3780, 3906, 3945, 4030, 4095, 4185, 4340, 4734, 4836, 4914, 5260, 5460, 5523, 5580, 5642, 5859, 6045, 6510, 6838, 7020, 7101, 7254, 7364, 7812, 7890, 8060, 8153, 8190, 8370, 8463, 9205, 9468, 9765, 9828, 10257, 10881, 11046, 11284, 11718, 11835, 12090, 12285, 13020, 13676, 14105, 14202, 14508, 15780, 16306, 16380, 16569, 16740, 16926, 17095, 18135, 18410, 19530, 20514, 21762, 22092, 23436, 23670, 23933, 24180, 24459, 24570, 25389, 27615, 28210, 28404, 29295, 30771, 32612, 33138, 33852, 34190, 35505, 36270, 36820, 39060, 40765, 41028, 42315, 43524, 47340, 47866, 48918, 49140, 49707, 50778, 51285, 54405, 55230, 56420, 57071, 58590, 61542, 66276, 68380, 71010, 71799, 72540, 73377, 76167, 81530, 82845, 84630, 92313, 95732, 97836, 99414, 101556, 102570, 105989, 108810, 110460, 114142, 117180, 119665, 122295, 123084, 126945, 142020, 143598, 146754, 152334, 153855, 163060, 165690, 169260, 171213, 184626, 198828, 205140, 211978, 215397, 217620, 220131, 228284, 239330, 244590, 248535, 253890, 285355, 287196, 293508, 304668, 307710, 317967, 331380, 342426, 358995, 366885, 369252, 380835, 423956, 430794, 440262, 461565, 478660, 489180, 497070, 507780, 513639, 529945, 570710, 615420, 635934, 646191, 684852, 717990, 733770, 741923, 761670, 856065, 861588, 880524, 923130, 953901, 994140, 1027278, 1059890, 1076985, 1100655, 1141420, 1271868, 1292382, 1435980, 1467540, 1483846, 1523340, 1540917, 1589835, 1712130, 1846260, 1907802, 2054556, 2119780, 2153970, 2201310, 2225769, 2568195, 2584764, 2861703, 2967692, 3081834, 3179670, 3230955, 3424260, 3709615, 3815604, 4307940, 4402620, 4451538, 4769505, 5136390, 5723406, 6163668, 6359340, 6461910, 6677307, 7419230, 7704585, 8903076, 9539010, 10272780, 11128845, 11446812, 12923820, 13354614, 14308515, 14838460, 15409170, 19078020, 20031921, 22257690, 26709228, 28617030, 30818340, 33386535, 40063842, 44515380, 57234060, 66773070, 80127684, 100159605, 133546140, 200319210, 400638420]

約数ペア:

[(1, 400638420), (2, 200319210), (3, 133546140), (4, 100159605), (5, 80127684), (6, 66773070), (7, 57234060), (9, 44515380), (10, 40063842), (12, 33386535), (13, 30818340), (14, 28617030), (15, 26709228), (18, 22257690), (20, 20031921), (21, 19078020), (26, 15409170), (27, 14838460), (28, 14308515), (30, 13354614), (31, 12923820), (35, 11446812), (36, 11128845), (39, 10272780), (42, 9539010), (45, 8903076), (52, 7704585), (54, 7419230), (60, 6677307), (62, 6461910), (63, 6359340), (65, 6163668), (70, 5723406), (78, 5136390), (84, 4769505), (90, 4451538), (91, 4402620), (93, 4307940), (105, 3815604), (108, 3709615), (117, 3424260), (124, 3230955), (126, 3179670), (130, 3081834), (135, 2967692), (140, 2861703), (155, 2584764), (156, 2568195), (180, 2225769), (182, 2201310), (186, 2153970), (189, 2119780), (195, 2054556), (210, 1907802), (217, 1846260), (234, 1712130), (252, 1589835), (260, 1540917), (263, 1523340), (270, 1483846), (273, 1467540), (279, 1435980), (310, 1292382), (315, 1271868), (351, 1141420), (364, 1100655), (372, 1076985), (378, 1059890), (390, 1027278), (403, 994140), (420, 953901), (434, 923130), (455, 880524), (465, 861588), (468, 856065), (526, 761670), (540, 741923), (546, 733770), (558, 717990), (585, 684852), (620, 646191), (630, 635934), (651, 615420), (702, 570710), (756, 529945), (780, 513639), (789, 507780), (806, 497070), (819, 489180), (837, 478660), (868, 461565), (910, 440262), (930, 430794), (945, 423956), (1052, 380835), (1085, 369252), (1092, 366885), (1116, 358995), (1170, 342426), (1209, 331380), (1260, 317967), (1302, 307710), (1315, 304668), (1365, 293508), (1395, 287196), (1404, 285355), (1578, 253890), (1612, 248535), (1638, 244590), (1674, 239330), (1755, 228284), (1820, 220131), (1841, 217620), (1860, 215397), (1890, 211978), (1953, 205140), (2015, 198828), (2170, 184626), (2340, 171213), (2367, 169260), (2418, 165690), (2457, 163060), (2604, 153855), (2630, 152334), (2730, 146754), (2790, 143598), (2821, 142020), (3156, 126945), (3255, 123084), (3276, 122295), (3348, 119665), (3419, 117180), (3510, 114142), (3627, 110460), (3682, 108810), (3780, 105989), (3906, 102570), (3945, 101556), (4030, 99414), (4095, 97836), (4185, 95732), (4340, 92313), (4734, 84630), (4836, 82845), (4914, 81530), (5260, 76167), (5460, 73377), (5523, 72540), (5580, 71799), (5642, 71010), (5859, 68380), (6045, 66276), (6510, 61542), (6838, 58590), (7020, 57071), (7101, 56420), (7254, 55230), (7364, 54405), (7812, 51285), (7890, 50778), (8060, 49707), (8153, 49140), (8190, 48918), (8370, 47866), (8463, 47340), (9205, 43524), (9468, 42315), (9765, 41028), (9828, 40765), (10257, 39060), (10881, 36820), (11046, 36270), (11284, 35505), (11718, 34190), (11835, 33852), (12090, 33138), (12285, 32612), (13020, 30771), (13676, 29295), (14105, 28404), (14202, 28210), (14508, 27615), (15780, 25389), (16306, 24570), (16380, 24459), (16569, 24180), (16740, 23933), (16926, 23670), (17095, 23436), (18135, 22092), (18410, 21762), (19530, 20514)]