1814820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 6048000

約数和(自身を除く): 4233180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 149, 174, 203, 210, 290, 298, 348, 406, 420, 435, 447, 580, 596, 609, 745, 812, 870, 894, 1015, 1043, 1218, 1490, 1740, 1788, 2030, 2086, 2235, 2436, 2980, 3045, 3129, 4060, 4172, 4321, 4470, 5215, 6090, 6258, 8642, 8940, 10430, 12180, 12516, 12963, 15645, 17284, 20860, 21605, 25926, 30247, 31290, 43210, 51852, 60494, 62580, 64815, 86420, 90741, 120988, 129630, 151235, 181482, 259260, 302470, 362964, 453705, 604940, 907410, 1814820]

約数ペア:

[(1, 1814820), (2, 907410), (3, 604940), (4, 453705), (5, 362964), (6, 302470), (7, 259260), (10, 181482), (12, 151235), (14, 129630), (15, 120988), (20, 90741), (21, 86420), (28, 64815), (29, 62580), (30, 60494), (35, 51852), (42, 43210), (58, 31290), (60, 30247), (70, 25926), (84, 21605), (87, 20860), (105, 17284), (116, 15645), (140, 12963), (145, 12516), (149, 12180), (174, 10430), (203, 8940), (210, 8642), (290, 6258), (298, 6090), (348, 5215), (406, 4470), (420, 4321), (435, 4172), (447, 4060), (580, 3129), (596, 3045), (609, 2980), (745, 2436), (812, 2235), (870, 2086), (894, 2030), (1015, 1788), (1043, 1740), (1218, 1490)]