1621653720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{254977}}^1$

素因数の和:255044

約数の個数: 64

約数和(自身を含む): 4956772320

約数和(自身を除く): 3335118600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 6360, 254977, 509954, 764931, 1019908, 1274885, 1529862, 2039816, 2549770, 3059724, 3824655, 5099540, 6119448, 7649310, 10199080, 13513781, 15298620, 27027562, 30597240, 40541343, 54055124, 67568905, 81082686, 108110248, 135137810, 162165372, 202706715, 270275620, 324330744, 405413430, 540551240, 810826860, 1621653720]

約数ペア:

[(1, 1621653720), (2, 810826860), (3, 540551240), (4, 405413430), (5, 324330744), (6, 270275620), (8, 202706715), (10, 162165372), (12, 135137810), (15, 108110248), (20, 81082686), (24, 67568905), (30, 54055124), (40, 40541343), (53, 30597240), (60, 27027562), (106, 15298620), (120, 13513781), (159, 10199080), (212, 7649310), (265, 6119448), (318, 5099540), (424, 3824655), (530, 3059724), (636, 2549770), (795, 2039816), (1060, 1529862), (1272, 1274885), (1590, 1019908), (2120, 764931), (3180, 509954), (6360, 254977)]