321424740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 384

約数和(自身を含む): 1276477440

約数和(自身を除く): 955052700

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, 211, 217, 234, 252, 260, 270, 273, 279, 310, 315, 351, 364, 372, 378, 390, 403, 420, 422, 434, 455, 465, 468, 540, 546, 558, 585, 620, 630, 633, 651, 702, 756, 780, 806, 819, 837, 844, 868, 910, 930, 945, 1055, 1085, 1092, 1116, 1170, 1209, 1260, 1266, 1302, 1365, 1395, 1404, 1477, 1612, 1638, 1674, 1755, 1820, 1860, 1890, 1899, 1953, 2015, 2110, 2170, 2340, 2418, 2457, 2532, 2604, 2730, 2743, 2790, 2821, 2954, 3165, 3255, 3276, 3348, 3510, 3627, 3780, 3798, 3906, 4030, 4095, 4185, 4220, 4340, 4431, 4836, 4914, 5460, 5486, 5580, 5642, 5697, 5859, 5908, 6045, 6330, 6510, 6541, 7020, 7254, 7385, 7596, 7812, 8060, 8190, 8229, 8370, 8463, 8862, 9495, 9765, 9828, 10881, 10972, 11284, 11394, 11718, 12090, 12285, 12660, 13020, 13082, 13293, 13715, 14105, 14508, 14770, 16380, 16458, 16740, 16926, 17724, 18135, 18990, 19201, 19530, 19623, 21762, 22155, 22788, 23436, 24180, 24570, 24687, 25389, 26164, 26586, 27430, 28210, 28485, 29295, 29540, 32705, 32916, 33852, 36270, 37980, 38402, 39060, 39246, 39879, 41145, 42315, 43524, 44310, 45787, 49140, 49374, 50778, 53172, 54405, 54860, 56420, 56970, 57603, 58590, 58869, 65410, 66465, 72540, 74061, 76167, 76804, 78492, 79758, 82290, 84630, 85033, 88620, 91574, 96005, 98115, 98748, 101556, 108810, 113940, 115206, 117180, 117738, 123435, 126945, 130820, 132930, 137361, 148122, 152334, 159516, 164580, 169260, 170066, 172809, 176607, 183148, 192010, 196230, 199395, 217620, 228935, 230412, 235476, 246870, 253890, 255099, 265860, 274722, 288015, 294345, 296244, 304668, 340132, 345618, 353214, 370305, 380835, 384020, 392460, 398790, 412083, 425165, 457870, 493740, 507780, 510198, 518427, 549444, 576030, 588690, 595231, 686805, 691236, 706428, 740610, 761670, 765297, 797580, 824166, 850330, 864045, 883035, 915740, 1020396, 1036854, 1152060, 1177380, 1190462, 1236249, 1275495, 1373610, 1481220, 1523340, 1530594, 1648332, 1700660, 1728090, 1766070, 1785693, 2060415, 2073708, 2295891, 2380924, 2472498, 2550990, 2592135, 2747220, 2976155, 3061188, 3456180, 3532140, 3571386, 3826485, 4120830, 4591782, 4944996, 5101980, 5184270, 5357079, 5952310, 6181245, 7142772, 7652970, 8241660, 8928465, 9183564, 10368540, 10714158, 11479455, 11904620, 12362490, 15305940, 16071237, 17856930, 21428316, 22958910, 24724980, 26785395, 32142474, 35713860, 45917820, 53570790, 64284948, 80356185, 107141580, 160712370, 321424740]

約数ペア:

[(1, 321424740), (2, 160712370), (3, 107141580), (4, 80356185), (5, 64284948), (6, 53570790), (7, 45917820), (9, 35713860), (10, 32142474), (12, 26785395), (13, 24724980), (14, 22958910), (15, 21428316), (18, 17856930), (20, 16071237), (21, 15305940), (26, 12362490), (27, 11904620), (28, 11479455), (30, 10714158), (31, 10368540), (35, 9183564), (36, 8928465), (39, 8241660), (42, 7652970), (45, 7142772), (52, 6181245), (54, 5952310), (60, 5357079), (62, 5184270), (63, 5101980), (65, 4944996), (70, 4591782), (78, 4120830), (84, 3826485), (90, 3571386), (91, 3532140), (93, 3456180), (105, 3061188), (108, 2976155), (117, 2747220), (124, 2592135), (126, 2550990), (130, 2472498), (135, 2380924), (140, 2295891), (155, 2073708), (156, 2060415), (180, 1785693), (182, 1766070), (186, 1728090), (189, 1700660), (195, 1648332), (210, 1530594), (211, 1523340), (217, 1481220), (234, 1373610), (252, 1275495), (260, 1236249), (270, 1190462), (273, 1177380), (279, 1152060), (310, 1036854), (315, 1020396), (351, 915740), (364, 883035), (372, 864045), (378, 850330), (390, 824166), (403, 797580), (420, 765297), (422, 761670), (434, 740610), (455, 706428), (465, 691236), (468, 686805), (540, 595231), (546, 588690), (558, 576030), (585, 549444), (620, 518427), (630, 510198), (633, 507780), (651, 493740), (702, 457870), (756, 425165), (780, 412083), (806, 398790), (819, 392460), (837, 384020), (844, 380835), (868, 370305), (910, 353214), (930, 345618), (945, 340132), (1055, 304668), (1085, 296244), (1092, 294345), (1116, 288015), (1170, 274722), (1209, 265860), (1260, 255099), (1266, 253890), (1302, 246870), (1365, 235476), (1395, 230412), (1404, 228935), (1477, 217620), (1612, 199395), (1638, 196230), (1674, 192010), (1755, 183148), (1820, 176607), (1860, 172809), (1890, 170066), (1899, 169260), (1953, 164580), (2015, 159516), (2110, 152334), (2170, 148122), (2340, 137361), (2418, 132930), (2457, 130820), (2532, 126945), (2604, 123435), (2730, 117738), (2743, 117180), (2790, 115206), (2821, 113940), (2954, 108810), (3165, 101556), (3255, 98748), (3276, 98115), (3348, 96005), (3510, 91574), (3627, 88620), (3780, 85033), (3798, 84630), (3906, 82290), (4030, 79758), (4095, 78492), (4185, 76804), (4220, 76167), (4340, 74061), (4431, 72540), (4836, 66465), (4914, 65410), (5460, 58869), (5486, 58590), (5580, 57603), (5642, 56970), (5697, 56420), (5859, 54860), (5908, 54405), (6045, 53172), (6330, 50778), (6510, 49374), (6541, 49140), (7020, 45787), (7254, 44310), (7385, 43524), (7596, 42315), (7812, 41145), (8060, 39879), (8190, 39246), (8229, 39060), (8370, 38402), (8463, 37980), (8862, 36270), (9495, 33852), (9765, 32916), (9828, 32705), (10881, 29540), (10972, 29295), (11284, 28485), (11394, 28210), (11718, 27430), (12090, 26586), (12285, 26164), (12660, 25389), (13020, 24687), (13082, 24570), (13293, 24180), (13715, 23436), (14105, 22788), (14508, 22155), (14770, 21762), (16380, 19623), (16458, 19530), (16740, 19201), (16926, 18990), (17724, 18135)]