20120151888

素因数分解:

$2^4\times 3^2\times {\mathrm{173}}^1\times {\mathrm{379}}^1\times {\mathrm{2131}}^1$

素因数の和:2697

約数の個数: 120

約数和(自身を含む): 56810039520

約数和(自身を除く): 36689887632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 173, 346, 379, 519, 692, 758, 1038, 1137, 1384, 1516, 1557, 2076, 2131, 2274, 2768, 3032, 3114, 3411, 4152, 4262, 4548, 6064, 6228, 6393, 6822, 8304, 8524, 9096, 12456, 12786, 13644, 17048, 18192, 19179, 24912, 25572, 27288, 34096, 38358, 51144, 54576, 65567, 76716, 102288, 131134, 153432, 196701, 262268, 306864, 368663, 393402, 524536, 590103, 737326, 786804, 807649, 1049072, 1105989, 1180206, 1474652, 1573608, 1615298, 2211978, 2360412, 2422947, 2949304, 3147216, 3230596, 3317967, 4423956, 4720824, 4845894, 5898608, 6461192, 6635934, 7268841, 8847912, 9441648, 9691788, 12922384, 13271868, 14537682, 17695824, 19383576, 26543736, 29075364, 38767152, 53087472, 58150728, 116301456, 139723277, 279446554, 419169831, 558893108, 838339662, 1117786216, 1257509493, 1676679324, 2235572432, 2515018986, 3353358648, 5030037972, 6706717296, 10060075944, 20120151888]

約数ペア:

[(1, 20120151888), (2, 10060075944), (3, 6706717296), (4, 5030037972), (6, 3353358648), (8, 2515018986), (9, 2235572432), (12, 1676679324), (16, 1257509493), (18, 1117786216), (24, 838339662), (36, 558893108), (48, 419169831), (72, 279446554), (144, 139723277), (173, 116301456), (346, 58150728), (379, 53087472), (519, 38767152), (692, 29075364), (758, 26543736), (1038, 19383576), (1137, 17695824), (1384, 14537682), (1516, 13271868), (1557, 12922384), (2076, 9691788), (2131, 9441648), (2274, 8847912), (2768, 7268841), (3032, 6635934), (3114, 6461192), (3411, 5898608), (4152, 4845894), (4262, 4720824), (4548, 4423956), (6064, 3317967), (6228, 3230596), (6393, 3147216), (6822, 2949304), (8304, 2422947), (8524, 2360412), (9096, 2211978), (12456, 1615298), (12786, 1573608), (13644, 1474652), (17048, 1180206), (18192, 1105989), (19179, 1049072), (24912, 807649), (25572, 786804), (27288, 737326), (34096, 590103), (38358, 524536), (51144, 393402), (54576, 368663), (65567, 306864), (76716, 262268), (102288, 196701), (131134, 153432)]