215866980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 288

約数和(自身を含む): 805109760

約数和(自身を除く): 589242780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 71, 76, 84, 90, 95, 105, 114, 126, 127, 133, 140, 142, 171, 180, 190, 210, 213, 228, 252, 254, 266, 284, 285, 315, 342, 355, 380, 381, 399, 420, 426, 497, 508, 532, 570, 630, 635, 639, 665, 684, 710, 762, 798, 852, 855, 889, 994, 1065, 1140, 1143, 1197, 1260, 1270, 1278, 1330, 1349, 1420, 1491, 1524, 1596, 1710, 1778, 1905, 1988, 1995, 2130, 2286, 2394, 2413, 2485, 2540, 2556, 2660, 2667, 2698, 2982, 3195, 3420, 3556, 3810, 3990, 4047, 4260, 4445, 4473, 4572, 4788, 4826, 4970, 5334, 5396, 5715, 5964, 5985, 6390, 6745, 7239, 7455, 7620, 7980, 8001, 8094, 8890, 8946, 9017, 9443, 9652, 9940, 10668, 11430, 11970, 12065, 12141, 12780, 13335, 13490, 14478, 14910, 16002, 16188, 16891, 17780, 17892, 18034, 18886, 20235, 21717, 22365, 22860, 23940, 24130, 24282, 26670, 26980, 27051, 28329, 28956, 29820, 32004, 33782, 36068, 36195, 37772, 40005, 40470, 43434, 44730, 45085, 47215, 48260, 48564, 50673, 53340, 54102, 56658, 60705, 63119, 67564, 72390, 80010, 80940, 81153, 84455, 84987, 86868, 89460, 90170, 94430, 101346, 108204, 108585, 113316, 121410, 126238, 135255, 141645, 144780, 152019, 160020, 162306, 168910, 169974, 171323, 180340, 188860, 189357, 202692, 217170, 242820, 252476, 253365, 270510, 283290, 304038, 315595, 324612, 337820, 339948, 342646, 378714, 405765, 424935, 434340, 506730, 513969, 541020, 566580, 568071, 608076, 631190, 685292, 757428, 760095, 811530, 849870, 856615, 946785, 1013460, 1027938, 1136142, 1199261, 1262380, 1520190, 1541907, 1623060, 1699740, 1713230, 1893570, 2055876, 2272284, 2398522, 2569845, 2840355, 3040380, 3083814, 3426460, 3597783, 3787140, 4797044, 5139690, 5680710, 5996305, 6167628, 7195566, 7709535, 10279380, 10793349, 11361420, 11992610, 14391132, 15419070, 17988915, 21586698, 23985220, 30838140, 35977830, 43173396, 53966745, 71955660, 107933490, 215866980]

約数ペア:

[(1, 215866980), (2, 107933490), (3, 71955660), (4, 53966745), (5, 43173396), (6, 35977830), (7, 30838140), (9, 23985220), (10, 21586698), (12, 17988915), (14, 15419070), (15, 14391132), (18, 11992610), (19, 11361420), (20, 10793349), (21, 10279380), (28, 7709535), (30, 7195566), (35, 6167628), (36, 5996305), (38, 5680710), (42, 5139690), (45, 4797044), (57, 3787140), (60, 3597783), (63, 3426460), (70, 3083814), (71, 3040380), (76, 2840355), (84, 2569845), (90, 2398522), (95, 2272284), (105, 2055876), (114, 1893570), (126, 1713230), (127, 1699740), (133, 1623060), (140, 1541907), (142, 1520190), (171, 1262380), (180, 1199261), (190, 1136142), (210, 1027938), (213, 1013460), (228, 946785), (252, 856615), (254, 849870), (266, 811530), (284, 760095), (285, 757428), (315, 685292), (342, 631190), (355, 608076), (380, 568071), (381, 566580), (399, 541020), (420, 513969), (426, 506730), (497, 434340), (508, 424935), (532, 405765), (570, 378714), (630, 342646), (635, 339948), (639, 337820), (665, 324612), (684, 315595), (710, 304038), (762, 283290), (798, 270510), (852, 253365), (855, 252476), (889, 242820), (994, 217170), (1065, 202692), (1140, 189357), (1143, 188860), (1197, 180340), (1260, 171323), (1270, 169974), (1278, 168910), (1330, 162306), (1349, 160020), (1420, 152019), (1491, 144780), (1524, 141645), (1596, 135255), (1710, 126238), (1778, 121410), (1905, 113316), (1988, 108585), (1995, 108204), (2130, 101346), (2286, 94430), (2394, 90170), (2413, 89460), (2485, 86868), (2540, 84987), (2556, 84455), (2660, 81153), (2667, 80940), (2698, 80010), (2982, 72390), (3195, 67564), (3420, 63119), (3556, 60705), (3810, 56658), (3990, 54102), (4047, 53340), (4260, 50673), (4445, 48564), (4473, 48260), (4572, 47215), (4788, 45085), (4826, 44730), (4970, 43434), (5334, 40470), (5396, 40005), (5715, 37772), (5964, 36195), (5985, 36068), (6390, 33782), (6745, 32004), (7239, 29820), (7455, 28956), (7620, 28329), (7980, 27051), (8001, 26980), (8094, 26670), (8890, 24282), (8946, 24130), (9017, 23940), (9443, 22860), (9652, 22365), (9940, 21717), (10668, 20235), (11430, 18886), (11970, 18034), (12065, 17892), (12141, 17780), (12780, 16891), (13335, 16188), (13490, 16002), (14478, 14910)]