777799620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{332393}}^1$

素因数の和:332421

約数の個数: 72

約数和(自身を含む): 2540819736

約数和(自身を除く): 1763020116

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, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 332393, 664786, 997179, 1329572, 1661965, 1994358, 2991537, 3323930, 3988716, 4321109, 4985895, 5983074, 6647860, 8642218, 9971790, 11966148, 12963327, 14957685, 17284436, 19943580, 21605545, 25926654, 29915370, 38889981, 43211090, 51853308, 59830740, 64816635, 77779962, 86422180, 129633270, 155559924, 194449905, 259266540, 388899810, 777799620]

約数ペア:

[(1, 777799620), (2, 388899810), (3, 259266540), (4, 194449905), (5, 155559924), (6, 129633270), (9, 86422180), (10, 77779962), (12, 64816635), (13, 59830740), (15, 51853308), (18, 43211090), (20, 38889981), (26, 29915370), (30, 25926654), (36, 21605545), (39, 19943580), (45, 17284436), (52, 14957685), (60, 12963327), (65, 11966148), (78, 9971790), (90, 8642218), (117, 6647860), (130, 5983074), (156, 4985895), (180, 4321109), (195, 3988716), (234, 3323930), (260, 2991537), (390, 1994358), (468, 1661965), (585, 1329572), (780, 997179), (1170, 664786), (2340, 332393)]