1257871888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:705

約数の個数: 160

約数和(自身を含む): 3217294080

約数和(自身を除く): 1959422192

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 89, 91, 104, 112, 119, 136, 178, 182, 208, 221, 238, 272, 356, 364, 442, 476, 571, 623, 712, 728, 884, 952, 1142, 1157, 1246, 1424, 1456, 1513, 1547, 1768, 1904, 2284, 2314, 2492, 3026, 3094, 3536, 3997, 4568, 4628, 4984, 6052, 6188, 7423, 7994, 8099, 9136, 9256, 9707, 9968, 10591, 12104, 12376, 14846, 15988, 16198, 18512, 19414, 19669, 21182, 24208, 24752, 29692, 31976, 32396, 38828, 39338, 42364, 50819, 51961, 59384, 63952, 64792, 67949, 77656, 78676, 84728, 101638, 103922, 118768, 126191, 129584, 135898, 137683, 155312, 157352, 169456, 203276, 207844, 252382, 271796, 275366, 314704, 355733, 406552, 415688, 504764, 543592, 550732, 660647, 711466, 813104, 831376, 863923, 883337, 1009528, 1087184, 1101464, 1321294, 1422932, 1727846, 1766674, 2019056, 2202928, 2642588, 2845864, 3455692, 3533348, 4624529, 5285176, 5691728, 6047461, 6911384, 7066696, 9249058, 10570352, 11230999, 12094922, 13822768, 14133392, 18498116, 22461998, 24189844, 36996232, 44923996, 48379688, 73992464, 78616993, 89847992, 96759376, 157233986, 179695984, 314467972, 628935944, 1257871888]

約数ペア:

[(1, 1257871888), (2, 628935944), (4, 314467972), (7, 179695984), (8, 157233986), (13, 96759376), (14, 89847992), (16, 78616993), (17, 73992464), (26, 48379688), (28, 44923996), (34, 36996232), (52, 24189844), (56, 22461998), (68, 18498116), (89, 14133392), (91, 13822768), (104, 12094922), (112, 11230999), (119, 10570352), (136, 9249058), (178, 7066696), (182, 6911384), (208, 6047461), (221, 5691728), (238, 5285176), (272, 4624529), (356, 3533348), (364, 3455692), (442, 2845864), (476, 2642588), (571, 2202928), (623, 2019056), (712, 1766674), (728, 1727846), (884, 1422932), (952, 1321294), (1142, 1101464), (1157, 1087184), (1246, 1009528), (1424, 883337), (1456, 863923), (1513, 831376), (1547, 813104), (1768, 711466), (1904, 660647), (2284, 550732), (2314, 543592), (2492, 504764), (3026, 415688), (3094, 406552), (3536, 355733), (3997, 314704), (4568, 275366), (4628, 271796), (4984, 252382), (6052, 207844), (6188, 203276), (7423, 169456), (7994, 157352), (8099, 155312), (9136, 137683), (9256, 135898), (9707, 129584), (9968, 126191), (10591, 118768), (12104, 103922), (12376, 101638), (14846, 84728), (15988, 78676), (16198, 77656), (18512, 67949), (19414, 64792), (19669, 63952), (21182, 59384), (24208, 51961), (24752, 50819), (29692, 42364), (31976, 39338), (32396, 38828)]