15677220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 47980800

約数和(自身を除く): 32303580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 101, 130, 156, 195, 199, 202, 260, 303, 390, 398, 404, 505, 597, 606, 780, 796, 995, 1010, 1194, 1212, 1313, 1515, 1990, 2020, 2388, 2587, 2626, 2985, 3030, 3939, 3980, 5174, 5252, 5970, 6060, 6565, 7761, 7878, 10348, 11940, 12935, 13130, 15522, 15756, 19695, 20099, 25870, 26260, 31044, 38805, 39390, 40198, 51740, 60297, 77610, 78780, 80396, 100495, 120594, 155220, 200990, 241188, 261287, 301485, 401980, 522574, 602970, 783861, 1045148, 1205940, 1306435, 1567722, 2612870, 3135444, 3919305, 5225740, 7838610, 15677220]

約数ペア:

[(1, 15677220), (2, 7838610), (3, 5225740), (4, 3919305), (5, 3135444), (6, 2612870), (10, 1567722), (12, 1306435), (13, 1205940), (15, 1045148), (20, 783861), (26, 602970), (30, 522574), (39, 401980), (52, 301485), (60, 261287), (65, 241188), (78, 200990), (101, 155220), (130, 120594), (156, 100495), (195, 80396), (199, 78780), (202, 77610), (260, 60297), (303, 51740), (390, 40198), (398, 39390), (404, 38805), (505, 31044), (597, 26260), (606, 25870), (780, 20099), (796, 19695), (995, 15756), (1010, 15522), (1194, 13130), (1212, 12935), (1313, 11940), (1515, 10348), (1990, 7878), (2020, 7761), (2388, 6565), (2587, 6060), (2626, 5970), (2985, 5252), (3030, 5174), (3939, 3980)]