1218094780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{601}}^1$

素因数の和:1115

約数の個数: 96

約数和(自身を含む): 3029225472

約数和(自身を除く): 1811130692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 467, 601, 620, 868, 934, 1085, 1202, 1868, 2170, 2335, 2404, 3005, 3269, 4207, 4340, 4670, 6010, 6538, 8414, 9340, 12020, 13076, 14477, 16345, 16828, 18631, 21035, 28954, 32690, 37262, 42070, 57908, 65380, 72385, 74524, 84140, 93155, 101339, 130417, 144770, 186310, 202678, 260834, 280667, 289540, 372620, 405356, 506695, 521668, 561334, 652085, 1013390, 1122668, 1304170, 1403335, 1964669, 2026780, 2608340, 2806670, 3929338, 5613340, 7858676, 8700677, 9823345, 17401354, 19646690, 34802708, 39293380, 43503385, 60904739, 87006770, 121809478, 174013540, 243618956, 304523695, 609047390, 1218094780]

約数ペア:

[(1, 1218094780), (2, 609047390), (4, 304523695), (5, 243618956), (7, 174013540), (10, 121809478), (14, 87006770), (20, 60904739), (28, 43503385), (31, 39293380), (35, 34802708), (62, 19646690), (70, 17401354), (124, 9823345), (140, 8700677), (155, 7858676), (217, 5613340), (310, 3929338), (434, 2806670), (467, 2608340), (601, 2026780), (620, 1964669), (868, 1403335), (934, 1304170), (1085, 1122668), (1202, 1013390), (1868, 652085), (2170, 561334), (2335, 521668), (2404, 506695), (3005, 405356), (3269, 372620), (4207, 289540), (4340, 280667), (4670, 260834), (6010, 202678), (6538, 186310), (8414, 144770), (9340, 130417), (12020, 101339), (13076, 93155), (14477, 84140), (16345, 74524), (16828, 72385), (18631, 65380), (21035, 57908), (28954, 42070), (32690, 37262)]