213163020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{169177}}^1$

素因数の和:169199

約数の個数: 72

約数和(自身を含む): 738969504

約数和(自身を除く): 525806484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 169177, 338354, 507531, 676708, 845885, 1015062, 1184239, 1522593, 1691770, 2030124, 2368478, 2537655, 3045186, 3383540, 3552717, 4736956, 5075310, 5921195, 6090372, 7105434, 7612965, 10150620, 10658151, 11842390, 14210868, 15225930, 17763585, 21316302, 23684780, 30451860, 35527170, 42632604, 53290755, 71054340, 106581510, 213163020]

約数ペア:

[(1, 213163020), (2, 106581510), (3, 71054340), (4, 53290755), (5, 42632604), (6, 35527170), (7, 30451860), (9, 23684780), (10, 21316302), (12, 17763585), (14, 15225930), (15, 14210868), (18, 11842390), (20, 10658151), (21, 10150620), (28, 7612965), (30, 7105434), (35, 6090372), (36, 5921195), (42, 5075310), (45, 4736956), (60, 3552717), (63, 3383540), (70, 3045186), (84, 2537655), (90, 2368478), (105, 2030124), (126, 1691770), (140, 1522593), (180, 1184239), (210, 1015062), (252, 845885), (315, 676708), (420, 507531), (630, 338354), (1260, 169177)]