66475980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16057}}^1$

素因数の和:16095

約数の個数: 72

約数和(自身を含む): 210424032

約数和(自身を除く): 143948052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 16057, 32114, 48171, 64228, 80285, 96342, 144513, 160570, 192684, 240855, 289026, 321140, 369311, 481710, 578052, 722565, 738622, 963420, 1107933, 1445130, 1477244, 1846555, 2215866, 2890260, 3323799, 3693110, 4431732, 5539665, 6647598, 7386220, 11079330, 13295196, 16618995, 22158660, 33237990, 66475980]

約数ペア:

[(1, 66475980), (2, 33237990), (3, 22158660), (4, 16618995), (5, 13295196), (6, 11079330), (9, 7386220), (10, 6647598), (12, 5539665), (15, 4431732), (18, 3693110), (20, 3323799), (23, 2890260), (30, 2215866), (36, 1846555), (45, 1477244), (46, 1445130), (60, 1107933), (69, 963420), (90, 738622), (92, 722565), (115, 578052), (138, 481710), (180, 369311), (207, 321140), (230, 289026), (276, 240855), (345, 192684), (414, 160570), (460, 144513), (690, 96342), (828, 80285), (1035, 64228), (1380, 48171), (2070, 32114), (4140, 16057)]