2017820280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{6883}}^1$

素因数の和:7253

約数の個数: 128

約数和(自身を含む): 6939072000

約数和(自身を除く): 4921251720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 349, 420, 698, 840, 1047, 1396, 1745, 2094, 2443, 2792, 3490, 4188, 4886, 5235, 6883, 6980, 7329, 8376, 9772, 10470, 12215, 13766, 13960, 14658, 19544, 20649, 20940, 24430, 27532, 29316, 34415, 36645, 41298, 41880, 48181, 48860, 55064, 58632, 68830, 73290, 82596, 96362, 97720, 103245, 137660, 144543, 146580, 165192, 192724, 206490, 240905, 275320, 289086, 293160, 385448, 412980, 481810, 578172, 722715, 825960, 963620, 1156344, 1445430, 1927240, 2402167, 2890860, 4804334, 5781720, 7206501, 9608668, 12010835, 14413002, 16815169, 19217336, 24021670, 28826004, 33630338, 36032505, 48043340, 50445507, 57652008, 67260676, 72065010, 84075845, 96086680, 100891014, 134521352, 144130020, 168151690, 201782028, 252227535, 288260040, 336303380, 403564056, 504455070, 672606760, 1008910140, 2017820280]

約数ペア:

[(1, 2017820280), (2, 1008910140), (3, 672606760), (4, 504455070), (5, 403564056), (6, 336303380), (7, 288260040), (8, 252227535), (10, 201782028), (12, 168151690), (14, 144130020), (15, 134521352), (20, 100891014), (21, 96086680), (24, 84075845), (28, 72065010), (30, 67260676), (35, 57652008), (40, 50445507), (42, 48043340), (56, 36032505), (60, 33630338), (70, 28826004), (84, 24021670), (105, 19217336), (120, 16815169), (140, 14413002), (168, 12010835), (210, 9608668), (280, 7206501), (349, 5781720), (420, 4804334), (698, 2890860), (840, 2402167), (1047, 1927240), (1396, 1445430), (1745, 1156344), (2094, 963620), (2443, 825960), (2792, 722715), (3490, 578172), (4188, 481810), (4886, 412980), (5235, 385448), (6883, 293160), (6980, 289086), (7329, 275320), (8376, 240905), (9772, 206490), (10470, 192724), (12215, 165192), (13766, 146580), (13960, 144543), (14658, 137660), (19544, 103245), (20649, 97720), (20940, 96362), (24430, 82596), (27532, 73290), (29316, 68830), (34415, 58632), (36645, 55064), (41298, 48860), (41880, 48181)]