20283757830

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151157}}^1$

素因数の和:151251

約数の個数: 128

約数和(自身を含む): 62688245760

約数和(自身を除く): 42404487930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 71, 90, 105, 126, 135, 142, 189, 210, 213, 270, 315, 355, 378, 426, 497, 630, 639, 710, 945, 994, 1065, 1278, 1491, 1890, 1917, 2130, 2485, 2982, 3195, 3834, 4473, 4970, 6390, 7455, 8946, 9585, 13419, 14910, 19170, 22365, 26838, 44730, 67095, 134190, 151157, 302314, 453471, 755785, 906942, 1058099, 1360413, 1511570, 2116198, 2267355, 2720826, 3174297, 4081239, 4534710, 5290495, 6348594, 6802065, 8162478, 9522891, 10580990, 10732147, 13604130, 15871485, 19045782, 20406195, 21464294, 28568673, 31742970, 32196441, 40812390, 47614455, 53660735, 57137346, 64392882, 75125029, 95228910, 96589323, 107321470, 142843365, 150250058, 160982205, 193178646, 225375087, 285686730, 289767969, 321964410, 375625145, 450750174, 482946615, 579535938, 676125261, 751250290, 965893230, 1126875435, 1352250522, 1448839845, 2028375783, 2253750870, 2897679690, 3380626305, 4056751566, 6761252610, 10141878915, 20283757830]

約数ペア:

[(1, 20283757830), (2, 10141878915), (3, 6761252610), (5, 4056751566), (6, 3380626305), (7, 2897679690), (9, 2253750870), (10, 2028375783), (14, 1448839845), (15, 1352250522), (18, 1126875435), (21, 965893230), (27, 751250290), (30, 676125261), (35, 579535938), (42, 482946615), (45, 450750174), (54, 375625145), (63, 321964410), (70, 289767969), (71, 285686730), (90, 225375087), (105, 193178646), (126, 160982205), (135, 150250058), (142, 142843365), (189, 107321470), (210, 96589323), (213, 95228910), (270, 75125029), (315, 64392882), (355, 57137346), (378, 53660735), (426, 47614455), (497, 40812390), (630, 32196441), (639, 31742970), (710, 28568673), (945, 21464294), (994, 20406195), (1065, 19045782), (1278, 15871485), (1491, 13604130), (1890, 10732147), (1917, 10580990), (2130, 9522891), (2485, 8162478), (2982, 6802065), (3195, 6348594), (3834, 5290495), (4473, 4534710), (4970, 4081239), (6390, 3174297), (7455, 2720826), (8946, 2267355), (9585, 2116198), (13419, 1511570), (14910, 1360413), (19170, 1058099), (22365, 906942), (26838, 755785), (44730, 453471), (67095, 302314), (134190, 151157)]