647407968

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2621}}^1$

素因数の和:2748

約数の個数: 96

約数和(自身を含む): 1776079872

約数和(自身を除く): 1128671904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 83, 93, 96, 124, 166, 186, 248, 249, 332, 372, 496, 498, 664, 744, 992, 996, 1328, 1488, 1992, 2573, 2621, 2656, 2976, 3984, 5146, 5242, 7719, 7863, 7968, 10292, 10484, 15438, 15726, 20584, 20968, 30876, 31452, 41168, 41936, 61752, 62904, 81251, 82336, 83872, 123504, 125808, 162502, 217543, 243753, 247008, 251616, 325004, 435086, 487506, 650008, 652629, 870172, 975012, 1300016, 1305258, 1740344, 1950024, 2600032, 2610516, 3480688, 3900048, 5221032, 6743833, 6961376, 7800096, 10442064, 13487666, 20231499, 20884128, 26975332, 40462998, 53950664, 80925996, 107901328, 161851992, 215802656, 323703984, 647407968]

約数ペア:

[(1, 647407968), (2, 323703984), (3, 215802656), (4, 161851992), (6, 107901328), (8, 80925996), (12, 53950664), (16, 40462998), (24, 26975332), (31, 20884128), (32, 20231499), (48, 13487666), (62, 10442064), (83, 7800096), (93, 6961376), (96, 6743833), (124, 5221032), (166, 3900048), (186, 3480688), (248, 2610516), (249, 2600032), (332, 1950024), (372, 1740344), (496, 1305258), (498, 1300016), (664, 975012), (744, 870172), (992, 652629), (996, 650008), (1328, 487506), (1488, 435086), (1992, 325004), (2573, 251616), (2621, 247008), (2656, 243753), (2976, 217543), (3984, 162502), (5146, 125808), (5242, 123504), (7719, 83872), (7863, 82336), (7968, 81251), (10292, 62904), (10484, 61752), (15438, 41936), (15726, 41168), (20584, 31452), (20968, 30876)]