216637320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13781}}^1$

素因数の和:13926

約数の個数: 64

約数和(自身を含む): 654920640

約数和(自身を除く): 438283320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 13781, 15720, 27562, 41343, 55124, 68905, 82686, 110248, 137810, 165372, 206715, 275620, 330744, 413430, 551240, 826860, 1653720, 1805311, 3610622, 5415933, 7221244, 9026555, 10831866, 14442488, 18053110, 21663732, 27079665, 36106220, 43327464, 54159330, 72212440, 108318660, 216637320]

約数ペア:

[(1, 216637320), (2, 108318660), (3, 72212440), (4, 54159330), (5, 43327464), (6, 36106220), (8, 27079665), (10, 21663732), (12, 18053110), (15, 14442488), (20, 10831866), (24, 9026555), (30, 7221244), (40, 5415933), (60, 3610622), (120, 1805311), (131, 1653720), (262, 826860), (393, 551240), (524, 413430), (655, 330744), (786, 275620), (1048, 206715), (1310, 165372), (1572, 137810), (1965, 110248), (2620, 82686), (3144, 68905), (3930, 55124), (5240, 41343), (7860, 27562), (13781, 15720)]