731272640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10531}}^1$

素因数の和:10586

約数の個数: 112

約数和(自身を含む): 2054498304

約数和(自身を除く): 1323225664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4340, 4960, 6944, 8680, 9920, 10531, 13888, 17360, 21062, 34720, 42124, 52655, 69440, 73717, 84248, 105310, 147434, 168496, 210620, 294868, 326461, 336992, 368585, 421240, 589736, 652922, 673984, 737170, 842480, 1179472, 1305844, 1474340, 1632305, 1684960, 2285227, 2358944, 2611688, 2948680, 3264610, 3369920, 4570454, 4717888, 5223376, 5897360, 6529220, 9140908, 10446752, 11426135, 11794720, 13058440, 18281816, 20893504, 22852270, 23589440, 26116880, 36563632, 45704540, 52233760, 73127264, 91409080, 104467520, 146254528, 182818160, 365636320, 731272640]

約数ペア:

[(1, 731272640), (2, 365636320), (4, 182818160), (5, 146254528), (7, 104467520), (8, 91409080), (10, 73127264), (14, 52233760), (16, 45704540), (20, 36563632), (28, 26116880), (31, 23589440), (32, 22852270), (35, 20893504), (40, 18281816), (56, 13058440), (62, 11794720), (64, 11426135), (70, 10446752), (80, 9140908), (112, 6529220), (124, 5897360), (140, 5223376), (155, 4717888), (160, 4570454), (217, 3369920), (224, 3264610), (248, 2948680), (280, 2611688), (310, 2358944), (320, 2285227), (434, 1684960), (448, 1632305), (496, 1474340), (560, 1305844), (620, 1179472), (868, 842480), (992, 737170), (1085, 673984), (1120, 652922), (1240, 589736), (1736, 421240), (1984, 368585), (2170, 336992), (2240, 326461), (2480, 294868), (3472, 210620), (4340, 168496), (4960, 147434), (6944, 105310), (8680, 84248), (9920, 73717), (10531, 69440), (13888, 52655), (17360, 42124), (21062, 34720)]