27955980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{919}}^1$

素因数の和:960

約数の個数: 108

約数和(自身を含む): 91924560

約数和(自身を除く): 63968580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 468, 507, 585, 676, 780, 845, 919, 1014, 1170, 1521, 1690, 1838, 2028, 2340, 2535, 2757, 3042, 3380, 3676, 4595, 5070, 5514, 6084, 7605, 8271, 9190, 10140, 11028, 11947, 13785, 15210, 16542, 18380, 23894, 27570, 30420, 33084, 35841, 41355, 47788, 55140, 59735, 71682, 82710, 107523, 119470, 143364, 155311, 165420, 179205, 215046, 238940, 310622, 358410, 430092, 465933, 537615, 621244, 716820, 776555, 931866, 1075230, 1397799, 1553110, 1863732, 2150460, 2329665, 2795598, 3106220, 4659330, 5591196, 6988995, 9318660, 13977990, 27955980]

約数ペア:

[(1, 27955980), (2, 13977990), (3, 9318660), (4, 6988995), (5, 5591196), (6, 4659330), (9, 3106220), (10, 2795598), (12, 2329665), (13, 2150460), (15, 1863732), (18, 1553110), (20, 1397799), (26, 1075230), (30, 931866), (36, 776555), (39, 716820), (45, 621244), (52, 537615), (60, 465933), (65, 430092), (78, 358410), (90, 310622), (117, 238940), (130, 215046), (156, 179205), (169, 165420), (180, 155311), (195, 143364), (234, 119470), (260, 107523), (338, 82710), (390, 71682), (468, 59735), (507, 55140), (585, 47788), (676, 41355), (780, 35841), (845, 33084), (919, 30420), (1014, 27570), (1170, 23894), (1521, 18380), (1690, 16542), (1838, 15210), (2028, 13785), (2340, 11947), (2535, 11028), (2757, 10140), (3042, 9190), (3380, 8271), (3676, 7605), (4595, 6084), (5070, 5514)]