129136980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{881}}^1$

素因数の和:1249

約数の個数: 96

約数和(自身を含む): 414892800

約数和(自身を除く): 285755820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 349, 420, 698, 881, 1047, 1396, 1745, 1762, 2094, 2443, 2643, 3490, 3524, 4188, 4405, 4886, 5235, 5286, 6167, 6980, 7329, 8810, 9772, 10470, 10572, 12215, 12334, 13215, 14658, 17620, 18501, 20940, 24430, 24668, 26430, 29316, 30835, 36645, 37002, 48860, 52860, 61670, 73290, 74004, 92505, 123340, 146580, 185010, 307469, 370020, 614938, 922407, 1229876, 1537345, 1844814, 2152283, 3074690, 3689628, 4304566, 4612035, 6149380, 6456849, 8609132, 9224070, 10761415, 12913698, 18448140, 21522830, 25827396, 32284245, 43045660, 64568490, 129136980]

約数ペア:

[(1, 129136980), (2, 64568490), (3, 43045660), (4, 32284245), (5, 25827396), (6, 21522830), (7, 18448140), (10, 12913698), (12, 10761415), (14, 9224070), (15, 8609132), (20, 6456849), (21, 6149380), (28, 4612035), (30, 4304566), (35, 3689628), (42, 3074690), (60, 2152283), (70, 1844814), (84, 1537345), (105, 1229876), (140, 922407), (210, 614938), (349, 370020), (420, 307469), (698, 185010), (881, 146580), (1047, 123340), (1396, 92505), (1745, 74004), (1762, 73290), (2094, 61670), (2443, 52860), (2643, 48860), (3490, 37002), (3524, 36645), (4188, 30835), (4405, 29316), (4886, 26430), (5235, 24668), (5286, 24430), (6167, 20940), (6980, 18501), (7329, 17620), (8810, 14658), (9772, 13215), (10470, 12334), (10572, 12215)]