12745980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:460

約数の個数: 108

約数和(自身を含む): 41965560

約数和(自身を除く): 29219580

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, 419, 468, 507, 585, 676, 780, 838, 845, 1014, 1170, 1257, 1521, 1676, 1690, 2028, 2095, 2340, 2514, 2535, 3042, 3380, 3771, 4190, 5028, 5070, 5447, 6084, 6285, 7542, 7605, 8380, 10140, 10894, 12570, 15084, 15210, 16341, 18855, 21788, 25140, 27235, 30420, 32682, 37710, 49023, 54470, 65364, 70811, 75420, 81705, 98046, 108940, 141622, 163410, 196092, 212433, 245115, 283244, 326820, 354055, 424866, 490230, 637299, 708110, 849732, 980460, 1062165, 1274598, 1416220, 2124330, 2549196, 3186495, 4248660, 6372990, 12745980]

約数ペア:

[(1, 12745980), (2, 6372990), (3, 4248660), (4, 3186495), (5, 2549196), (6, 2124330), (9, 1416220), (10, 1274598), (12, 1062165), (13, 980460), (15, 849732), (18, 708110), (20, 637299), (26, 490230), (30, 424866), (36, 354055), (39, 326820), (45, 283244), (52, 245115), (60, 212433), (65, 196092), (78, 163410), (90, 141622), (117, 108940), (130, 98046), (156, 81705), (169, 75420), (180, 70811), (195, 65364), (234, 54470), (260, 49023), (338, 37710), (390, 32682), (419, 30420), (468, 27235), (507, 25140), (585, 21788), (676, 18855), (780, 16341), (838, 15210), (845, 15084), (1014, 12570), (1170, 10894), (1257, 10140), (1521, 8380), (1676, 7605), (1690, 7542), (2028, 6285), (2095, 6084), (2340, 5447), (2514, 5070), (2535, 5028), (3042, 4190), (3380, 3771)]