218920884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 674365440

約数和(自身を除く): 455444556

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 31, 39, 42, 52, 58, 62, 78, 84, 87, 91, 93, 116, 124, 156, 174, 182, 186, 203, 217, 223, 273, 348, 364, 372, 377, 403, 406, 434, 446, 546, 609, 651, 669, 754, 806, 812, 868, 892, 899, 1092, 1131, 1209, 1218, 1302, 1338, 1508, 1561, 1612, 1798, 2262, 2418, 2436, 2604, 2639, 2676, 2697, 2821, 2899, 3122, 3596, 4524, 4683, 4836, 5278, 5394, 5642, 5798, 6244, 6293, 6467, 6913, 7917, 8463, 8697, 9366, 10556, 10788, 11284, 11596, 11687, 12586, 12934, 13826, 15834, 16926, 17394, 18732, 18879, 19401, 20293, 20739, 23374, 25172, 25868, 27652, 31668, 33852, 34788, 35061, 37758, 38802, 40586, 41478, 45269, 46748, 48391, 60879, 70122, 75516, 77604, 81172, 81809, 82956, 84071, 89869, 90538, 96782, 121758, 135807, 140244, 145173, 163618, 168142, 179738, 181076, 193564, 200477, 243516, 245427, 252213, 269607, 271614, 290346, 327236, 336284, 359476, 400954, 490854, 504426, 539214, 543228, 580692, 588497, 601431, 629083, 801908, 981708, 1008852, 1078428, 1176994, 1202862, 1258166, 1403339, 1765491, 1887249, 2353988, 2405724, 2516332, 2606201, 2806678, 3530982, 3774498, 4210017, 5212402, 5613356, 7061964, 7548996, 7818603, 8420034, 10424804, 15637206, 16840068, 18243407, 31274412, 36486814, 54730221, 72973628, 109460442, 218920884]

約数ペア:

[(1, 218920884), (2, 109460442), (3, 72973628), (4, 54730221), (6, 36486814), (7, 31274412), (12, 18243407), (13, 16840068), (14, 15637206), (21, 10424804), (26, 8420034), (28, 7818603), (29, 7548996), (31, 7061964), (39, 5613356), (42, 5212402), (52, 4210017), (58, 3774498), (62, 3530982), (78, 2806678), (84, 2606201), (87, 2516332), (91, 2405724), (93, 2353988), (116, 1887249), (124, 1765491), (156, 1403339), (174, 1258166), (182, 1202862), (186, 1176994), (203, 1078428), (217, 1008852), (223, 981708), (273, 801908), (348, 629083), (364, 601431), (372, 588497), (377, 580692), (403, 543228), (406, 539214), (434, 504426), (446, 490854), (546, 400954), (609, 359476), (651, 336284), (669, 327236), (754, 290346), (806, 271614), (812, 269607), (868, 252213), (892, 245427), (899, 243516), (1092, 200477), (1131, 193564), (1209, 181076), (1218, 179738), (1302, 168142), (1338, 163618), (1508, 145173), (1561, 140244), (1612, 135807), (1798, 121758), (2262, 96782), (2418, 90538), (2436, 89869), (2604, 84071), (2639, 82956), (2676, 81809), (2697, 81172), (2821, 77604), (2899, 75516), (3122, 70122), (3596, 60879), (4524, 48391), (4683, 46748), (4836, 45269), (5278, 41478), (5394, 40586), (5642, 38802), (5798, 37758), (6244, 35061), (6293, 34788), (6467, 33852), (6913, 31668), (7917, 27652), (8463, 25868), (8697, 25172), (9366, 23374), (10556, 20739), (10788, 20293), (11284, 19401), (11596, 18879), (11687, 18732), (12586, 17394), (12934, 16926), (13826, 15834)]