201716560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1787}}^1$

素因数の和:1900

約数の個数: 80

約数和(自身を含む): 502842816

約数和(自身を除く): 301126256

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 664, 680, 830, 1328, 1360, 1411, 1660, 1787, 2822, 3320, 3574, 5644, 6640, 7055, 7148, 8935, 11288, 14110, 14296, 17870, 22576, 28220, 28592, 30379, 35740, 56440, 60758, 71480, 112880, 121516, 142960, 148321, 151895, 243032, 296642, 303790, 486064, 593284, 607580, 741605, 1186568, 1215160, 1483210, 2373136, 2430320, 2521457, 2966420, 5042914, 5932840, 10085828, 11865680, 12607285, 20171656, 25214570, 40343312, 50429140, 100858280, 201716560]

約数ペア:

[(1, 201716560), (2, 100858280), (4, 50429140), (5, 40343312), (8, 25214570), (10, 20171656), (16, 12607285), (17, 11865680), (20, 10085828), (34, 5932840), (40, 5042914), (68, 2966420), (80, 2521457), (83, 2430320), (85, 2373136), (136, 1483210), (166, 1215160), (170, 1186568), (272, 741605), (332, 607580), (340, 593284), (415, 486064), (664, 303790), (680, 296642), (830, 243032), (1328, 151895), (1360, 148321), (1411, 142960), (1660, 121516), (1787, 112880), (2822, 71480), (3320, 60758), (3574, 56440), (5644, 35740), (6640, 30379), (7055, 28592), (7148, 28220), (8935, 22576), (11288, 17870), (14110, 14296)]