15188565560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{21017}}^1$

素因数の和:21153

約数の個数: 128

約数和(自身を含む): 40858992000

約数和(自身を除く): 25670426440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 89, 116, 140, 145, 178, 203, 232, 280, 290, 356, 406, 445, 580, 623, 712, 812, 890, 1015, 1160, 1246, 1624, 1780, 2030, 2492, 2581, 3115, 3560, 4060, 4984, 5162, 6230, 8120, 10324, 12460, 12905, 18067, 20648, 21017, 24920, 25810, 36134, 42034, 51620, 72268, 84068, 90335, 103240, 105085, 144536, 147119, 168136, 180670, 210170, 294238, 361340, 420340, 588476, 609493, 722680, 735595, 840680, 1176952, 1218986, 1471190, 1870513, 2437972, 2942380, 3047465, 3741026, 4266451, 4875944, 5884760, 6094930, 7482052, 8532902, 9352565, 12189860, 13093591, 14964104, 17065804, 18705130, 21332255, 24379720, 26187182, 34131608, 37410260, 42664510, 52374364, 54244877, 65467955, 74820520, 85329020, 104748728, 108489754, 130935910, 170658040, 216979508, 261871820, 271224385, 379714139, 433959016, 523743640, 542448770, 759428278, 1084897540, 1518856556, 1898570695, 2169795080, 3037713112, 3797141390, 7594282780, 15188565560]

約数ペア:

[(1, 15188565560), (2, 7594282780), (4, 3797141390), (5, 3037713112), (7, 2169795080), (8, 1898570695), (10, 1518856556), (14, 1084897540), (20, 759428278), (28, 542448770), (29, 523743640), (35, 433959016), (40, 379714139), (56, 271224385), (58, 261871820), (70, 216979508), (89, 170658040), (116, 130935910), (140, 108489754), (145, 104748728), (178, 85329020), (203, 74820520), (232, 65467955), (280, 54244877), (290, 52374364), (356, 42664510), (406, 37410260), (445, 34131608), (580, 26187182), (623, 24379720), (712, 21332255), (812, 18705130), (890, 17065804), (1015, 14964104), (1160, 13093591), (1246, 12189860), (1624, 9352565), (1780, 8532902), (2030, 7482052), (2492, 6094930), (2581, 5884760), (3115, 4875944), (3560, 4266451), (4060, 3741026), (4984, 3047465), (5162, 2942380), (6230, 2437972), (8120, 1870513), (10324, 1471190), (12460, 1218986), (12905, 1176952), (18067, 840680), (20648, 735595), (21017, 722680), (24920, 609493), (25810, 588476), (36134, 420340), (42034, 361340), (51620, 294238), (72268, 210170), (84068, 180670), (90335, 168136), (103240, 147119), (105085, 144536)]