217394760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1049}}^1$

素因数の和:1231

約数の個数: 128

約数和(自身を含む): 716688000

約数和(自身を除く): 499293240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 157, 165, 220, 264, 314, 330, 440, 471, 628, 660, 785, 942, 1049, 1256, 1320, 1570, 1727, 1884, 2098, 2355, 3140, 3147, 3454, 3768, 4196, 4710, 5181, 5245, 6280, 6294, 6908, 8392, 8635, 9420, 10362, 10490, 11539, 12588, 13816, 15735, 17270, 18840, 20724, 20980, 23078, 25176, 25905, 31470, 34540, 34617, 41448, 41960, 46156, 51810, 57695, 62940, 69080, 69234, 92312, 103620, 115390, 125880, 138468, 164693, 173085, 207240, 230780, 276936, 329386, 346170, 461560, 494079, 658772, 692340, 823465, 988158, 1317544, 1384680, 1646930, 1811623, 1976316, 2470395, 3293860, 3623246, 3952632, 4940790, 5434869, 6587720, 7246492, 9058115, 9881580, 10869738, 14492984, 18116230, 19763160, 21739476, 27174345, 36232460, 43478952, 54348690, 72464920, 108697380, 217394760]

約数ペア:

[(1, 217394760), (2, 108697380), (3, 72464920), (4, 54348690), (5, 43478952), (6, 36232460), (8, 27174345), (10, 21739476), (11, 19763160), (12, 18116230), (15, 14492984), (20, 10869738), (22, 9881580), (24, 9058115), (30, 7246492), (33, 6587720), (40, 5434869), (44, 4940790), (55, 3952632), (60, 3623246), (66, 3293860), (88, 2470395), (110, 1976316), (120, 1811623), (132, 1646930), (157, 1384680), (165, 1317544), (220, 988158), (264, 823465), (314, 692340), (330, 658772), (440, 494079), (471, 461560), (628, 346170), (660, 329386), (785, 276936), (942, 230780), (1049, 207240), (1256, 173085), (1320, 164693), (1570, 138468), (1727, 125880), (1884, 115390), (2098, 103620), (2355, 92312), (3140, 69234), (3147, 69080), (3454, 62940), (3768, 57695), (4196, 51810), (4710, 46156), (5181, 41960), (5245, 41448), (6280, 34617), (6294, 34540), (6908, 31470), (8392, 25905), (8635, 25176), (9420, 23078), (10362, 20980), (10490, 20724), (11539, 18840), (12588, 17270), (13816, 15735)]