78339660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9817}}^1$

素因数の和:9855

約数の個数: 96

約数和(自身を含む): 263907840

約数和(自身を除く): 185568180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 9817, 19634, 29451, 39268, 49085, 58902, 68719, 98170, 117804, 137438, 147255, 186523, 196340, 206157, 274876, 294510, 343595, 373046, 412314, 559569, 589020, 687190, 746092, 824628, 932615, 1030785, 1119138, 1305661, 1374380, 1865230, 2061570, 2238276, 2611322, 2797845, 3730460, 3916983, 4123140, 5222644, 5595690, 6528305, 7833966, 11191380, 13056610, 15667932, 19584915, 26113220, 39169830, 78339660]

約数ペア:

[(1, 78339660), (2, 39169830), (3, 26113220), (4, 19584915), (5, 15667932), (6, 13056610), (7, 11191380), (10, 7833966), (12, 6528305), (14, 5595690), (15, 5222644), (19, 4123140), (20, 3916983), (21, 3730460), (28, 2797845), (30, 2611322), (35, 2238276), (38, 2061570), (42, 1865230), (57, 1374380), (60, 1305661), (70, 1119138), (76, 1030785), (84, 932615), (95, 824628), (105, 746092), (114, 687190), (133, 589020), (140, 559569), (190, 412314), (210, 373046), (228, 343595), (266, 294510), (285, 274876), (380, 206157), (399, 196340), (420, 186523), (532, 147255), (570, 137438), (665, 117804), (798, 98170), (1140, 68719), (1330, 58902), (1596, 49085), (1995, 39268), (2660, 29451), (3990, 19634), (7980, 9817)]