384635240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 1003968000

約数和(自身を除く): 619332760

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 139, 152, 190, 209, 220, 278, 331, 380, 418, 440, 556, 662, 695, 760, 836, 1045, 1112, 1324, 1390, 1529, 1655, 1672, 2090, 2641, 2648, 2780, 3058, 3310, 3641, 4180, 5282, 5560, 6116, 6289, 6620, 7282, 7645, 8360, 10564, 12232, 12578, 13205, 13240, 14564, 15290, 18205, 21128, 25156, 26410, 29051, 29128, 30580, 31445, 36410, 46009, 50312, 52820, 58102, 61160, 62890, 69179, 72820, 92018, 105640, 116204, 125780, 138358, 145255, 145640, 184036, 230045, 232408, 251560, 276716, 290510, 345895, 368072, 460090, 506099, 553432, 581020, 691790, 874171, 920180, 1012198, 1162040, 1383580, 1748342, 1840360, 2024396, 2530495, 2767160, 3496684, 4048792, 4370855, 5060990, 6993368, 8741710, 9615881, 10121980, 17483420, 19231762, 20243960, 34966840, 38463524, 48079405, 76927048, 96158810, 192317620, 384635240]

約数ペア:

[(1, 384635240), (2, 192317620), (4, 96158810), (5, 76927048), (8, 48079405), (10, 38463524), (11, 34966840), (19, 20243960), (20, 19231762), (22, 17483420), (38, 10121980), (40, 9615881), (44, 8741710), (55, 6993368), (76, 5060990), (88, 4370855), (95, 4048792), (110, 3496684), (139, 2767160), (152, 2530495), (190, 2024396), (209, 1840360), (220, 1748342), (278, 1383580), (331, 1162040), (380, 1012198), (418, 920180), (440, 874171), (556, 691790), (662, 581020), (695, 553432), (760, 506099), (836, 460090), (1045, 368072), (1112, 345895), (1324, 290510), (1390, 276716), (1529, 251560), (1655, 232408), (1672, 230045), (2090, 184036), (2641, 145640), (2648, 145255), (2780, 138358), (3058, 125780), (3310, 116204), (3641, 105640), (4180, 92018), (5282, 72820), (5560, 69179), (6116, 62890), (6289, 61160), (6620, 58102), (7282, 52820), (7645, 50312), (8360, 46009), (10564, 36410), (12232, 31445), (12578, 30580), (13205, 29128), (13240, 29051), (14564, 26410), (15290, 25156), (18205, 21128)]