73251640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1445

約数の個数: 128

約数和(自身を含む): 217728000

約数和(自身を除く): 144476360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1309, 1399, 1496, 1540, 1870, 2380, 2618, 2798, 3080, 3740, 4760, 5236, 5596, 6545, 6995, 7480, 9793, 10472, 11192, 13090, 13990, 15389, 19586, 23783, 26180, 27980, 30778, 39172, 47566, 48965, 52360, 55960, 61556, 76945, 78344, 95132, 97930, 107723, 118915, 123112, 153890, 166481, 190264, 195860, 215446, 237830, 261613, 307780, 332962, 391720, 430892, 475660, 523226, 538615, 615560, 665924, 832405, 861784, 951320, 1046452, 1077230, 1308065, 1331848, 1664810, 1831291, 2092904, 2154460, 2616130, 3329620, 3662582, 4308920, 5232260, 6659240, 7325164, 9156455, 10464520, 14650328, 18312910, 36625820, 73251640]

約数ペア:

[(1, 73251640), (2, 36625820), (4, 18312910), (5, 14650328), (7, 10464520), (8, 9156455), (10, 7325164), (11, 6659240), (14, 5232260), (17, 4308920), (20, 3662582), (22, 3329620), (28, 2616130), (34, 2154460), (35, 2092904), (40, 1831291), (44, 1664810), (55, 1331848), (56, 1308065), (68, 1077230), (70, 1046452), (77, 951320), (85, 861784), (88, 832405), (110, 665924), (119, 615560), (136, 538615), (140, 523226), (154, 475660), (170, 430892), (187, 391720), (220, 332962), (238, 307780), (280, 261613), (308, 237830), (340, 215446), (374, 195860), (385, 190264), (440, 166481), (476, 153890), (595, 123112), (616, 118915), (680, 107723), (748, 97930), (770, 95132), (935, 78344), (952, 76945), (1190, 61556), (1309, 55960), (1399, 52360), (1496, 48965), (1540, 47566), (1870, 39172), (2380, 30778), (2618, 27980), (2798, 26180), (3080, 23783), (3740, 19586), (4760, 15389), (5236, 13990), (5596, 13090), (6545, 11192), (6995, 10472), (7480, 9793)]