21474630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 59304960

約数和(自身を除く): 37830330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 43, 45, 62, 86, 90, 93, 129, 155, 179, 186, 215, 258, 279, 310, 358, 387, 430, 465, 537, 558, 645, 774, 895, 930, 1074, 1290, 1333, 1395, 1611, 1790, 1935, 2666, 2685, 2790, 3222, 3870, 3999, 5370, 5549, 6665, 7697, 7998, 8055, 11098, 11997, 13330, 15394, 16110, 16647, 19995, 23091, 23994, 27745, 33294, 38485, 39990, 46182, 49941, 55490, 59985, 69273, 76970, 83235, 99882, 115455, 119970, 138546, 166470, 230910, 238607, 249705, 346365, 477214, 499410, 692730, 715821, 1193035, 1431642, 2147463, 2386070, 3579105, 4294926, 7158210, 10737315, 21474630]

約数ペア:

[(1, 21474630), (2, 10737315), (3, 7158210), (5, 4294926), (6, 3579105), (9, 2386070), (10, 2147463), (15, 1431642), (18, 1193035), (30, 715821), (31, 692730), (43, 499410), (45, 477214), (62, 346365), (86, 249705), (90, 238607), (93, 230910), (129, 166470), (155, 138546), (179, 119970), (186, 115455), (215, 99882), (258, 83235), (279, 76970), (310, 69273), (358, 59985), (387, 55490), (430, 49941), (465, 46182), (537, 39990), (558, 38485), (645, 33294), (774, 27745), (895, 23994), (930, 23091), (1074, 19995), (1290, 16647), (1333, 16110), (1395, 15394), (1611, 13330), (1790, 11997), (1935, 11098), (2666, 8055), (2685, 7998), (2790, 7697), (3222, 6665), (3870, 5549), (3999, 5370)]