642330

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:93

約数の個数: 80

約数和(自身を含む): 1890504

約数和(自身を除く): 1248174

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 61, 65, 78, 81, 90, 117, 122, 130, 135, 162, 183, 195, 234, 270, 305, 351, 366, 390, 405, 549, 585, 610, 702, 793, 810, 915, 1053, 1098, 1170, 1586, 1647, 1755, 1830, 2106, 2379, 2745, 3294, 3510, 3965, 4758, 4941, 5265, 5490, 7137, 7930, 8235, 9882, 10530, 11895, 14274, 16470, 21411, 23790, 24705, 35685, 42822, 49410, 64233, 71370, 107055, 128466, 214110, 321165, 642330]

約数ペア:

[(1, 642330), (2, 321165), (3, 214110), (5, 128466), (6, 107055), (9, 71370), (10, 64233), (13, 49410), (15, 42822), (18, 35685), (26, 24705), (27, 23790), (30, 21411), (39, 16470), (45, 14274), (54, 11895), (61, 10530), (65, 9882), (78, 8235), (81, 7930), (90, 7137), (117, 5490), (122, 5265), (130, 4941), (135, 4758), (162, 3965), (183, 3510), (195, 3294), (234, 2745), (270, 2379), (305, 2106), (351, 1830), (366, 1755), (390, 1647), (405, 1586), (549, 1170), (585, 1098), (610, 1053), (702, 915), (793, 810)]