100620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:71

約数の個数: 72

約数和(自身を含む): 336336

約数和(自身を除く): 235716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 774, 780, 860, 1118, 1170, 1290, 1548, 1677, 1935, 2236, 2340, 2580, 2795, 3354, 3870, 5031, 5590, 6708, 7740, 8385, 10062, 11180, 16770, 20124, 25155, 33540, 50310, 100620]

約数ペア:

[(1, 100620), (2, 50310), (3, 33540), (4, 25155), (5, 20124), (6, 16770), (9, 11180), (10, 10062), (12, 8385), (13, 7740), (15, 6708), (18, 5590), (20, 5031), (26, 3870), (30, 3354), (36, 2795), (39, 2580), (43, 2340), (45, 2236), (52, 1935), (60, 1677), (65, 1548), (78, 1290), (86, 1170), (90, 1118), (117, 860), (129, 780), (130, 774), (156, 645), (172, 585), (180, 559), (195, 516), (215, 468), (234, 430), (258, 390), (260, 387)]