72969960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86869}}^1$

素因数の和:86890

約数の個数: 64

約数和(自身を含む): 250185600

約数和(自身を除く): 177215640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86869, 173738, 260607, 347476, 434345, 521214, 608083, 694952, 868690, 1042428, 1216166, 1303035, 1737380, 1824249, 2084856, 2432332, 2606070, 3040415, 3474760, 3648498, 4864664, 5212140, 6080830, 7296996, 9121245, 10424280, 12161660, 14593992, 18242490, 24323320, 36484980, 72969960]

約数ペア:

[(1, 72969960), (2, 36484980), (3, 24323320), (4, 18242490), (5, 14593992), (6, 12161660), (7, 10424280), (8, 9121245), (10, 7296996), (12, 6080830), (14, 5212140), (15, 4864664), (20, 3648498), (21, 3474760), (24, 3040415), (28, 2606070), (30, 2432332), (35, 2084856), (40, 1824249), (42, 1737380), (56, 1303035), (60, 1216166), (70, 1042428), (84, 868690), (105, 694952), (120, 608083), (140, 521214), (168, 434345), (210, 347476), (280, 260607), (420, 173738), (840, 86869)]