213775380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 288

約数和(自身を含む): 825796608

約数和(自身を除く): 612021228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 31, 35, 36, 39, 42, 45, 52, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 117, 124, 126, 130, 140, 155, 156, 180, 182, 186, 195, 210, 217, 234, 252, 260, 273, 279, 310, 315, 364, 372, 390, 403, 420, 421, 434, 455, 465, 468, 546, 558, 585, 620, 630, 651, 780, 806, 819, 842, 868, 910, 930, 1085, 1092, 1116, 1170, 1209, 1260, 1263, 1302, 1365, 1395, 1612, 1638, 1684, 1820, 1860, 1953, 2015, 2105, 2170, 2340, 2418, 2526, 2604, 2730, 2790, 2821, 2947, 3255, 3276, 3627, 3789, 3906, 4030, 4095, 4210, 4340, 4836, 5052, 5460, 5473, 5580, 5642, 5894, 6045, 6315, 6510, 7254, 7578, 7812, 8060, 8190, 8420, 8463, 8841, 9765, 10946, 11284, 11788, 12090, 12630, 13020, 13051, 14105, 14508, 14735, 15156, 16380, 16419, 16926, 17682, 18135, 18945, 19530, 21892, 24180, 25260, 25389, 26102, 26523, 27365, 28210, 29470, 32838, 33852, 35364, 36270, 37890, 38311, 39060, 39153, 42315, 44205, 49257, 50778, 52204, 53046, 54730, 56420, 58940, 65255, 65676, 72540, 75780, 76622, 78306, 82095, 84630, 88410, 91357, 98514, 101556, 106092, 109460, 114933, 117459, 126945, 130510, 132615, 153244, 156612, 164190, 169260, 169663, 176820, 182714, 191555, 195765, 197028, 229866, 234918, 246285, 253890, 261020, 265230, 274071, 328380, 339326, 344799, 365428, 383110, 391530, 456785, 459732, 469836, 492570, 507780, 508989, 530460, 548142, 574665, 587295, 678652, 689598, 766220, 783060, 822213, 848315, 913570, 985140, 1017978, 1096284, 1149330, 1174590, 1187641, 1370355, 1379196, 1526967, 1644426, 1696630, 1723995, 1827140, 2035956, 2298660, 2349180, 2375282, 2544945, 2740710, 3053934, 3288852, 3393260, 3447990, 3562923, 4111065, 4750564, 5089890, 5481420, 5938205, 6107868, 6895980, 7125846, 7634835, 8222130, 10179780, 10688769, 11876410, 14251692, 15269670, 16444260, 17814615, 21377538, 23752820, 30539340, 35629230, 42755076, 53443845, 71258460, 106887690, 213775380]

約数ペア:

[(1, 213775380), (2, 106887690), (3, 71258460), (4, 53443845), (5, 42755076), (6, 35629230), (7, 30539340), (9, 23752820), (10, 21377538), (12, 17814615), (13, 16444260), (14, 15269670), (15, 14251692), (18, 11876410), (20, 10688769), (21, 10179780), (26, 8222130), (28, 7634835), (30, 7125846), (31, 6895980), (35, 6107868), (36, 5938205), (39, 5481420), (42, 5089890), (45, 4750564), (52, 4111065), (60, 3562923), (62, 3447990), (63, 3393260), (65, 3288852), (70, 3053934), (78, 2740710), (84, 2544945), (90, 2375282), (91, 2349180), (93, 2298660), (105, 2035956), (117, 1827140), (124, 1723995), (126, 1696630), (130, 1644426), (140, 1526967), (155, 1379196), (156, 1370355), (180, 1187641), (182, 1174590), (186, 1149330), (195, 1096284), (210, 1017978), (217, 985140), (234, 913570), (252, 848315), (260, 822213), (273, 783060), (279, 766220), (310, 689598), (315, 678652), (364, 587295), (372, 574665), (390, 548142), (403, 530460), (420, 508989), (421, 507780), (434, 492570), (455, 469836), (465, 459732), (468, 456785), (546, 391530), (558, 383110), (585, 365428), (620, 344799), (630, 339326), (651, 328380), (780, 274071), (806, 265230), (819, 261020), (842, 253890), (868, 246285), (910, 234918), (930, 229866), (1085, 197028), (1092, 195765), (1116, 191555), (1170, 182714), (1209, 176820), (1260, 169663), (1263, 169260), (1302, 164190), (1365, 156612), (1395, 153244), (1612, 132615), (1638, 130510), (1684, 126945), (1820, 117459), (1860, 114933), (1953, 109460), (2015, 106092), (2105, 101556), (2170, 98514), (2340, 91357), (2418, 88410), (2526, 84630), (2604, 82095), (2730, 78306), (2790, 76622), (2821, 75780), (2947, 72540), (3255, 65676), (3276, 65255), (3627, 58940), (3789, 56420), (3906, 54730), (4030, 53046), (4095, 52204), (4210, 50778), (4340, 49257), (4836, 44205), (5052, 42315), (5460, 39153), (5473, 39060), (5580, 38311), (5642, 37890), (5894, 36270), (6045, 35364), (6315, 33852), (6510, 32838), (7254, 29470), (7578, 28210), (7812, 27365), (8060, 26523), (8190, 26102), (8420, 25389), (8463, 25260), (8841, 24180), (9765, 21892), (10946, 19530), (11284, 18945), (11788, 18135), (12090, 17682), (12630, 16926), (13020, 16419), (13051, 16380), (14105, 15156), (14508, 14735)]