1868236440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{30467}}^1$

素因数の和:30561

約数の個数: 128

約数和(自身を含む): 6493340160

約数和(自身を除く): 4625103720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2920, 3066, 4088, 4380, 5110, 6132, 7665, 8760, 10220, 12264, 15330, 20440, 30467, 30660, 60934, 61320, 91401, 121868, 152335, 182802, 213269, 243736, 304670, 365604, 426538, 457005, 609340, 639807, 731208, 853076, 914010, 1066345, 1218680, 1279614, 1706152, 1828020, 2132690, 2224091, 2559228, 3199035, 3656040, 4265380, 4448182, 5118456, 6398070, 6672273, 8530760, 8896364, 11120455, 12796140, 13344546, 15568637, 17792728, 22240910, 25592280, 26689092, 31137274, 33361365, 44481820, 46705911, 53378184, 62274548, 66722730, 77843185, 88963640, 93411822, 124549096, 133445460, 155686370, 186823644, 233529555, 266890920, 311372740, 373647288, 467059110, 622745480, 934118220, 1868236440]

約数ペア:

[(1, 1868236440), (2, 934118220), (3, 622745480), (4, 467059110), (5, 373647288), (6, 311372740), (7, 266890920), (8, 233529555), (10, 186823644), (12, 155686370), (14, 133445460), (15, 124549096), (20, 93411822), (21, 88963640), (24, 77843185), (28, 66722730), (30, 62274548), (35, 53378184), (40, 46705911), (42, 44481820), (56, 33361365), (60, 31137274), (70, 26689092), (73, 25592280), (84, 22240910), (105, 17792728), (120, 15568637), (140, 13344546), (146, 12796140), (168, 11120455), (210, 8896364), (219, 8530760), (280, 6672273), (292, 6398070), (365, 5118456), (420, 4448182), (438, 4265380), (511, 3656040), (584, 3199035), (730, 2559228), (840, 2224091), (876, 2132690), (1022, 1828020), (1095, 1706152), (1460, 1279614), (1533, 1218680), (1752, 1066345), (2044, 914010), (2190, 853076), (2555, 731208), (2920, 639807), (3066, 609340), (4088, 457005), (4380, 426538), (5110, 365604), (6132, 304670), (7665, 243736), (8760, 213269), (10220, 182802), (12264, 152335), (15330, 121868), (20440, 91401), (30467, 61320), (30660, 60934)]