622688320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1531}}^1$

素因数の和:1620

約数の個数: 112

約数和(自身を含む): 1568964096

約数和(自身を除く): 946275776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 155, 160, 164, 205, 248, 310, 320, 328, 410, 496, 620, 656, 820, 992, 1240, 1271, 1312, 1531, 1640, 1984, 2480, 2542, 2624, 3062, 3280, 4960, 5084, 6124, 6355, 6560, 7655, 9920, 10168, 12248, 12710, 13120, 15310, 20336, 24496, 25420, 30620, 40672, 47461, 48992, 50840, 61240, 62771, 81344, 94922, 97984, 101680, 122480, 125542, 189844, 203360, 237305, 244960, 251084, 313855, 379688, 406720, 474610, 489920, 502168, 627710, 759376, 949220, 1004336, 1255420, 1518752, 1898440, 1945901, 2008672, 2510840, 3037504, 3796880, 3891802, 4017344, 5021680, 7593760, 7783604, 9729505, 10043360, 15187520, 15567208, 19459010, 20086720, 31134416, 38918020, 62268832, 77836040, 124537664, 155672080, 311344160, 622688320]

約数ペア:

[(1, 622688320), (2, 311344160), (4, 155672080), (5, 124537664), (8, 77836040), (10, 62268832), (16, 38918020), (20, 31134416), (31, 20086720), (32, 19459010), (40, 15567208), (41, 15187520), (62, 10043360), (64, 9729505), (80, 7783604), (82, 7593760), (124, 5021680), (155, 4017344), (160, 3891802), (164, 3796880), (205, 3037504), (248, 2510840), (310, 2008672), (320, 1945901), (328, 1898440), (410, 1518752), (496, 1255420), (620, 1004336), (656, 949220), (820, 759376), (992, 627710), (1240, 502168), (1271, 489920), (1312, 474610), (1531, 406720), (1640, 379688), (1984, 313855), (2480, 251084), (2542, 244960), (2624, 237305), (3062, 203360), (3280, 189844), (4960, 125542), (5084, 122480), (6124, 101680), (6355, 97984), (6560, 94922), (7655, 81344), (9920, 62771), (10168, 61240), (12248, 50840), (12710, 48992), (13120, 47461), (15310, 40672), (20336, 30620), (24496, 25420)]