420109080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{120721}}^1$

素因数の和:120764

約数の個数: 64

約数和(自身を含む): 1303797600

約数和(自身を除く): 883688520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 120721, 241442, 362163, 482884, 603605, 724326, 965768, 1207210, 1448652, 1810815, 2414420, 2897304, 3500909, 3621630, 4828840, 7001818, 7243260, 10502727, 14003636, 14486520, 17504545, 21005454, 28007272, 35009090, 42010908, 52513635, 70018180, 84021816, 105027270, 140036360, 210054540, 420109080]

約数ペア:

[(1, 420109080), (2, 210054540), (3, 140036360), (4, 105027270), (5, 84021816), (6, 70018180), (8, 52513635), (10, 42010908), (12, 35009090), (15, 28007272), (20, 21005454), (24, 17504545), (29, 14486520), (30, 14003636), (40, 10502727), (58, 7243260), (60, 7001818), (87, 4828840), (116, 3621630), (120, 3500909), (145, 2897304), (174, 2414420), (232, 1810815), (290, 1448652), (348, 1207210), (435, 965768), (580, 724326), (696, 603605), (870, 482884), (1160, 362163), (1740, 241442), (3480, 120721)]