1243808580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{12391}}^1$

素因数の和:12649

約数の個数: 96

約数和(自身を含む): 3997163520

約数和(自身を除く): 2753354940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 239, 420, 478, 717, 956, 1195, 1434, 1673, 2390, 2868, 3346, 3585, 4780, 5019, 6692, 7170, 8365, 10038, 12391, 14340, 16730, 20076, 24782, 25095, 33460, 37173, 49564, 50190, 61955, 74346, 86737, 100380, 123910, 148692, 173474, 185865, 247820, 260211, 346948, 371730, 433685, 520422, 743460, 867370, 1040844, 1301055, 1734740, 2602110, 2961449, 5204220, 5922898, 8884347, 11845796, 14807245, 17768694, 20730143, 29614490, 35537388, 41460286, 44421735, 59228980, 62190429, 82920572, 88843470, 103650715, 124380858, 177686940, 207301430, 248761716, 310952145, 414602860, 621904290, 1243808580]

約数ペア:

[(1, 1243808580), (2, 621904290), (3, 414602860), (4, 310952145), (5, 248761716), (6, 207301430), (7, 177686940), (10, 124380858), (12, 103650715), (14, 88843470), (15, 82920572), (20, 62190429), (21, 59228980), (28, 44421735), (30, 41460286), (35, 35537388), (42, 29614490), (60, 20730143), (70, 17768694), (84, 14807245), (105, 11845796), (140, 8884347), (210, 5922898), (239, 5204220), (420, 2961449), (478, 2602110), (717, 1734740), (956, 1301055), (1195, 1040844), (1434, 867370), (1673, 743460), (2390, 520422), (2868, 433685), (3346, 371730), (3585, 346948), (4780, 260211), (5019, 247820), (6692, 185865), (7170, 173474), (8365, 148692), (10038, 123910), (12391, 100380), (14340, 86737), (16730, 74346), (20076, 61955), (24782, 50190), (25095, 49564), (33460, 37173)]