27725880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2539}}^1$

素因数の和:2573

約数の個数: 128

約数和(自身を含む): 102412800

約数和(自身を除く): 74686920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2539, 2730, 3640, 5078, 5460, 7617, 10156, 10920, 12695, 15234, 17773, 20312, 25390, 30468, 33007, 35546, 38085, 50780, 53319, 60936, 66014, 71092, 76170, 88865, 99021, 101560, 106638, 132028, 142184, 152340, 165035, 177730, 198042, 213276, 231049, 264056, 266595, 304680, 330070, 355460, 396084, 426552, 462098, 495105, 533190, 660140, 693147, 710920, 792168, 924196, 990210, 1066380, 1155245, 1320280, 1386294, 1848392, 1980420, 2132760, 2310490, 2772588, 3465735, 3960840, 4620980, 5545176, 6931470, 9241960, 13862940, 27725880]

約数ペア:

[(1, 27725880), (2, 13862940), (3, 9241960), (4, 6931470), (5, 5545176), (6, 4620980), (7, 3960840), (8, 3465735), (10, 2772588), (12, 2310490), (13, 2132760), (14, 1980420), (15, 1848392), (20, 1386294), (21, 1320280), (24, 1155245), (26, 1066380), (28, 990210), (30, 924196), (35, 792168), (39, 710920), (40, 693147), (42, 660140), (52, 533190), (56, 495105), (60, 462098), (65, 426552), (70, 396084), (78, 355460), (84, 330070), (91, 304680), (104, 266595), (105, 264056), (120, 231049), (130, 213276), (140, 198042), (156, 177730), (168, 165035), (182, 152340), (195, 142184), (210, 132028), (260, 106638), (273, 101560), (280, 99021), (312, 88865), (364, 76170), (390, 71092), (420, 66014), (455, 60936), (520, 53319), (546, 50780), (728, 38085), (780, 35546), (840, 33007), (910, 30468), (1092, 25390), (1365, 20312), (1560, 17773), (1820, 15234), (2184, 12695), (2539, 10920), (2730, 10156), (3640, 7617), (5078, 5460)]