201445555760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1\times {\mathrm{2003}}^1$

素因数の和:2671

約数の個数: 160

約数和(自身を含む): 490027154112

約数和(自身を除く): 288581598352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 148, 185, 244, 296, 305, 370, 488, 557, 592, 610, 740, 976, 1114, 1220, 1480, 2003, 2228, 2257, 2440, 2785, 2960, 4006, 4456, 4514, 4880, 5570, 8012, 8912, 9028, 10015, 11140, 11285, 16024, 18056, 20030, 20609, 22280, 22570, 32048, 33977, 36112, 40060, 41218, 44560, 45140, 67954, 74111, 80120, 82436, 90280, 103045, 122183, 135908, 148222, 160240, 164872, 169885, 180560, 206090, 244366, 271816, 296444, 329744, 339770, 370555, 412180, 488732, 543632, 592888, 610915, 679540, 741110, 824360, 977464, 1115671, 1185776, 1221830, 1257149, 1359080, 1482220, 1648720, 1954928, 2231342, 2443660, 2514298, 2718160, 2964440, 4462684, 4520771, 4887320, 5028596, 5578355, 5928880, 6285745, 8925368, 9041542, 9774640, 10057192, 11156710, 12571490, 17850736, 18083084, 20114384, 22313420, 22603855, 25142980, 36166168, 41279827, 44626840, 45207710, 50285960, 68055931, 72332336, 82559654, 89253680, 90415420, 100571920, 136111862, 165119308, 180830840, 206399135, 272223724, 330238616, 340279655, 361661680, 412798270, 544447448, 660477232, 680559310, 825596540, 1088894896, 1361118620, 1651193080, 2518069447, 2722237240, 3302386160, 5036138894, 5444474480, 10072277788, 12590347235, 20144555576, 25180694470, 40289111152, 50361388940, 100722777880, 201445555760]

約数ペア:

[(1, 201445555760), (2, 100722777880), (4, 50361388940), (5, 40289111152), (8, 25180694470), (10, 20144555576), (16, 12590347235), (20, 10072277788), (37, 5444474480), (40, 5036138894), (61, 3302386160), (74, 2722237240), (80, 2518069447), (122, 1651193080), (148, 1361118620), (185, 1088894896), (244, 825596540), (296, 680559310), (305, 660477232), (370, 544447448), (488, 412798270), (557, 361661680), (592, 340279655), (610, 330238616), (740, 272223724), (976, 206399135), (1114, 180830840), (1220, 165119308), (1480, 136111862), (2003, 100571920), (2228, 90415420), (2257, 89253680), (2440, 82559654), (2785, 72332336), (2960, 68055931), (4006, 50285960), (4456, 45207710), (4514, 44626840), (4880, 41279827), (5570, 36166168), (8012, 25142980), (8912, 22603855), (9028, 22313420), (10015, 20114384), (11140, 18083084), (11285, 17850736), (16024, 12571490), (18056, 11156710), (20030, 10057192), (20609, 9774640), (22280, 9041542), (22570, 8925368), (32048, 6285745), (33977, 5928880), (36112, 5578355), (40060, 5028596), (41218, 4887320), (44560, 4520771), (45140, 4462684), (67954, 2964440), (74111, 2718160), (80120, 2514298), (82436, 2443660), (90280, 2231342), (103045, 1954928), (122183, 1648720), (135908, 1482220), (148222, 1359080), (160240, 1257149), (164872, 1221830), (169885, 1185776), (180560, 1115671), (206090, 977464), (244366, 824360), (271816, 741110), (296444, 679540), (329744, 610915), (339770, 592888), (370555, 543632), (412180, 488732)]