29122020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 96864768

約数和(自身を除く): 67742748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 90, 93, 102, 124, 153, 155, 170, 180, 186, 204, 255, 279, 306, 307, 310, 340, 372, 465, 510, 527, 558, 612, 614, 620, 765, 921, 930, 1020, 1054, 1116, 1228, 1395, 1530, 1535, 1581, 1842, 1860, 2108, 2635, 2763, 2790, 3060, 3070, 3162, 3684, 4605, 4743, 5219, 5270, 5526, 5580, 6140, 6324, 7905, 9210, 9486, 9517, 10438, 10540, 11052, 13815, 15657, 15810, 18420, 18972, 19034, 20876, 23715, 26095, 27630, 28551, 31314, 31620, 38068, 46971, 47430, 47585, 52190, 55260, 57102, 62628, 78285, 85653, 93942, 94860, 95170, 104380, 114204, 142755, 156570, 161789, 171306, 187884, 190340, 234855, 285510, 313140, 323578, 342612, 428265, 469710, 485367, 571020, 647156, 808945, 856530, 939420, 970734, 1456101, 1617890, 1713060, 1941468, 2426835, 2912202, 3235780, 4853670, 5824404, 7280505, 9707340, 14561010, 29122020]

約数ペア:

[(1, 29122020), (2, 14561010), (3, 9707340), (4, 7280505), (5, 5824404), (6, 4853670), (9, 3235780), (10, 2912202), (12, 2426835), (15, 1941468), (17, 1713060), (18, 1617890), (20, 1456101), (30, 970734), (31, 939420), (34, 856530), (36, 808945), (45, 647156), (51, 571020), (60, 485367), (62, 469710), (68, 428265), (85, 342612), (90, 323578), (93, 313140), (102, 285510), (124, 234855), (153, 190340), (155, 187884), (170, 171306), (180, 161789), (186, 156570), (204, 142755), (255, 114204), (279, 104380), (306, 95170), (307, 94860), (310, 93942), (340, 85653), (372, 78285), (465, 62628), (510, 57102), (527, 55260), (558, 52190), (612, 47585), (614, 47430), (620, 46971), (765, 38068), (921, 31620), (930, 31314), (1020, 28551), (1054, 27630), (1116, 26095), (1228, 23715), (1395, 20876), (1530, 19034), (1535, 18972), (1581, 18420), (1842, 15810), (1860, 15657), (2108, 13815), (2635, 11052), (2763, 10540), (2790, 10438), (3060, 9517), (3070, 9486), (3162, 9210), (3684, 7905), (4605, 6324), (4743, 6140), (5219, 5580), (5270, 5526)]