1219749440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41887}}^1$

素因数の和:41924

約数の個数: 112

約数和(自身を含む): 3574889472

約数和(自身を除く): 2355140032

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 7280, 14560, 29120, 41887, 83774, 167548, 209435, 293209, 335096, 418870, 544531, 586418, 670192, 837740, 1089062, 1172836, 1340384, 1466045, 1675480, 2178124, 2345672, 2680768, 2722655, 2932090, 3350960, 3811717, 4356248, 4691344, 5445310, 5864180, 6701920, 7623434, 8712496, 9382688, 10890620, 11728360, 13403840, 15246868, 17424992, 18765376, 19058585, 21781240, 23456720, 30493736, 34849984, 38117170, 43562480, 46913440, 60987472, 76234340, 87124960, 93826880, 121974944, 152468680, 174249920, 243949888, 304937360, 609874720, 1219749440]

約数ペア:

[(1, 1219749440), (2, 609874720), (4, 304937360), (5, 243949888), (7, 174249920), (8, 152468680), (10, 121974944), (13, 93826880), (14, 87124960), (16, 76234340), (20, 60987472), (26, 46913440), (28, 43562480), (32, 38117170), (35, 34849984), (40, 30493736), (52, 23456720), (56, 21781240), (64, 19058585), (65, 18765376), (70, 17424992), (80, 15246868), (91, 13403840), (104, 11728360), (112, 10890620), (130, 9382688), (140, 8712496), (160, 7623434), (182, 6701920), (208, 5864180), (224, 5445310), (260, 4691344), (280, 4356248), (320, 3811717), (364, 3350960), (416, 2932090), (448, 2722655), (455, 2680768), (520, 2345672), (560, 2178124), (728, 1675480), (832, 1466045), (910, 1340384), (1040, 1172836), (1120, 1089062), (1456, 837740), (1820, 670192), (2080, 586418), (2240, 544531), (2912, 418870), (3640, 335096), (4160, 293209), (5824, 209435), (7280, 167548), (14560, 83774), (29120, 41887)]