816426180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{54647}}^1$

素因数の和:54745

約数の個数: 72

約数和(自身を含む): 2506375872

約数和(自身を除く): 1689949692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 14940, 54647, 109294, 163941, 218588, 273235, 327882, 491823, 546470, 655764, 819705, 983646, 1092940, 1639410, 1967292, 2459115, 3278820, 4535701, 4918230, 9071402, 9836460, 13607103, 18142804, 22678505, 27214206, 40821309, 45357010, 54428412, 68035515, 81642618, 90714020, 136071030, 163285236, 204106545, 272142060, 408213090, 816426180]

約数ペア:

[(1, 816426180), (2, 408213090), (3, 272142060), (4, 204106545), (5, 163285236), (6, 136071030), (9, 90714020), (10, 81642618), (12, 68035515), (15, 54428412), (18, 45357010), (20, 40821309), (30, 27214206), (36, 22678505), (45, 18142804), (60, 13607103), (83, 9836460), (90, 9071402), (166, 4918230), (180, 4535701), (249, 3278820), (332, 2459115), (415, 1967292), (498, 1639410), (747, 1092940), (830, 983646), (996, 819705), (1245, 655764), (1494, 546470), (1660, 491823), (2490, 327882), (2988, 273235), (3735, 218588), (4980, 163941), (7470, 109294), (14940, 54647)]