217300590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61909}}^1$

素因数の和:61938

約数の個数: 64

約数和(自身を含む): 624052800

約数和(自身を除く): 406752210

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 61909, 123818, 185727, 309545, 371454, 557181, 619090, 804817, 928635, 1114362, 1609634, 1671543, 1857270, 2414451, 2785905, 3343086, 4024085, 4828902, 5571810, 7243353, 8048170, 8357715, 12072255, 14486706, 16715430, 21730059, 24144510, 36216765, 43460118, 72433530, 108650295, 217300590]

約数ペア:

[(1, 217300590), (2, 108650295), (3, 72433530), (5, 43460118), (6, 36216765), (9, 24144510), (10, 21730059), (13, 16715430), (15, 14486706), (18, 12072255), (26, 8357715), (27, 8048170), (30, 7243353), (39, 5571810), (45, 4828902), (54, 4024085), (65, 3343086), (78, 2785905), (90, 2414451), (117, 1857270), (130, 1671543), (135, 1609634), (195, 1114362), (234, 928635), (270, 804817), (351, 619090), (390, 557181), (585, 371454), (702, 309545), (1170, 185727), (1755, 123818), (3510, 61909)]