38149720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 105753600

約数和(自身を除く): 67603880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 71, 76, 95, 101, 133, 140, 142, 152, 190, 202, 266, 280, 284, 355, 380, 404, 497, 505, 532, 568, 665, 707, 710, 760, 808, 994, 1010, 1064, 1330, 1349, 1414, 1420, 1919, 1988, 2020, 2485, 2660, 2698, 2828, 2840, 3535, 3838, 3976, 4040, 4970, 5320, 5396, 5656, 6745, 7070, 7171, 7676, 9443, 9595, 9940, 10792, 13433, 13490, 14140, 14342, 15352, 18886, 19190, 19880, 26866, 26980, 28280, 28684, 35855, 37772, 38380, 47215, 50197, 53732, 53960, 57368, 67165, 71710, 75544, 76760, 94430, 100394, 107464, 134330, 136249, 143420, 188860, 200788, 250985, 268660, 272498, 286840, 377720, 401576, 501970, 537320, 544996, 681245, 953743, 1003940, 1089992, 1362490, 1907486, 2007880, 2724980, 3814972, 4768715, 5449960, 7629944, 9537430, 19074860, 38149720]

約数ペア:

[(1, 38149720), (2, 19074860), (4, 9537430), (5, 7629944), (7, 5449960), (8, 4768715), (10, 3814972), (14, 2724980), (19, 2007880), (20, 1907486), (28, 1362490), (35, 1089992), (38, 1003940), (40, 953743), (56, 681245), (70, 544996), (71, 537320), (76, 501970), (95, 401576), (101, 377720), (133, 286840), (140, 272498), (142, 268660), (152, 250985), (190, 200788), (202, 188860), (266, 143420), (280, 136249), (284, 134330), (355, 107464), (380, 100394), (404, 94430), (497, 76760), (505, 75544), (532, 71710), (568, 67165), (665, 57368), (707, 53960), (710, 53732), (760, 50197), (808, 47215), (994, 38380), (1010, 37772), (1064, 35855), (1330, 28684), (1349, 28280), (1414, 26980), (1420, 26866), (1919, 19880), (1988, 19190), (2020, 18886), (2485, 15352), (2660, 14342), (2698, 14140), (2828, 13490), (2840, 13433), (3535, 10792), (3838, 9940), (3976, 9595), (4040, 9443), (4970, 7676), (5320, 7171), (5396, 7070), (5656, 6745)]