1200390360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40499}}^1$

素因数の和:40545

約数の個数: 128

約数和(自身を含む): 4082400000

約数和(自身を除く): 2882009640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 9880, 14820, 29640, 40499, 80998, 121497, 161996, 202495, 242994, 323992, 404990, 485988, 526487, 607485, 769481, 809980, 971976, 1052974, 1214970, 1538962, 1579461, 1619960, 2105948, 2308443, 2429940, 2632435, 3077924, 3158922, 3847405, 4211896, 4616886, 4859880, 5264870, 6155848, 6317844, 7694810, 7897305, 9233772, 10003253, 10529740, 11542215, 12635688, 15389620, 15794610, 18467544, 20006506, 21059480, 23084430, 30009759, 30779240, 31589220, 40013012, 46168860, 50016265, 60019518, 63178440, 80026024, 92337720, 100032530, 120039036, 150048795, 200065060, 240078072, 300097590, 400130120, 600195180, 1200390360]

約数ペア:

[(1, 1200390360), (2, 600195180), (3, 400130120), (4, 300097590), (5, 240078072), (6, 200065060), (8, 150048795), (10, 120039036), (12, 100032530), (13, 92337720), (15, 80026024), (19, 63178440), (20, 60019518), (24, 50016265), (26, 46168860), (30, 40013012), (38, 31589220), (39, 30779240), (40, 30009759), (52, 23084430), (57, 21059480), (60, 20006506), (65, 18467544), (76, 15794610), (78, 15389620), (95, 12635688), (104, 11542215), (114, 10529740), (120, 10003253), (130, 9233772), (152, 7897305), (156, 7694810), (190, 6317844), (195, 6155848), (228, 5264870), (247, 4859880), (260, 4616886), (285, 4211896), (312, 3847405), (380, 3158922), (390, 3077924), (456, 2632435), (494, 2429940), (520, 2308443), (570, 2105948), (741, 1619960), (760, 1579461), (780, 1538962), (988, 1214970), (1140, 1052974), (1235, 971976), (1482, 809980), (1560, 769481), (1976, 607485), (2280, 526487), (2470, 485988), (2964, 404990), (3705, 323992), (4940, 242994), (5928, 202495), (7410, 161996), (9880, 121497), (14820, 80998), (29640, 40499)]