72928860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1307

約数の個数: 96

約数和(自身を含む): 218211840

約数和(自身を除く): 145282980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 43, 46, 60, 69, 86, 92, 115, 129, 138, 172, 215, 230, 258, 276, 345, 430, 460, 516, 645, 690, 860, 989, 1229, 1290, 1380, 1978, 2458, 2580, 2967, 3687, 3956, 4916, 4945, 5934, 6145, 7374, 9890, 11868, 12290, 14748, 14835, 18435, 19780, 24580, 28267, 29670, 36870, 52847, 56534, 59340, 73740, 84801, 105694, 113068, 141335, 158541, 169602, 211388, 264235, 282670, 317082, 339204, 424005, 528470, 565340, 634164, 792705, 848010, 1056940, 1215481, 1585410, 1696020, 2430962, 3170820, 3646443, 4861924, 6077405, 7292886, 12154810, 14585772, 18232215, 24309620, 36464430, 72928860]

約数ペア:

[(1, 72928860), (2, 36464430), (3, 24309620), (4, 18232215), (5, 14585772), (6, 12154810), (10, 7292886), (12, 6077405), (15, 4861924), (20, 3646443), (23, 3170820), (30, 2430962), (43, 1696020), (46, 1585410), (60, 1215481), (69, 1056940), (86, 848010), (92, 792705), (115, 634164), (129, 565340), (138, 528470), (172, 424005), (215, 339204), (230, 317082), (258, 282670), (276, 264235), (345, 211388), (430, 169602), (460, 158541), (516, 141335), (645, 113068), (690, 105694), (860, 84801), (989, 73740), (1229, 59340), (1290, 56534), (1380, 52847), (1978, 36870), (2458, 29670), (2580, 28267), (2967, 24580), (3687, 19780), (3956, 18435), (4916, 14835), (4945, 14748), (5934, 12290), (6145, 11868), (7374, 9890)]