178768380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{983}}^1$

素因数の和:1435

約数の個数: 96

約数和(自身を含む): 573963264

約数和(自身を除く): 395194884

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, 420, 433, 866, 983, 1299, 1732, 1966, 2165, 2598, 2949, 3031, 3932, 4330, 4915, 5196, 5898, 6062, 6495, 6881, 8660, 9093, 9830, 11796, 12124, 12990, 13762, 14745, 15155, 18186, 19660, 20643, 25980, 27524, 29490, 30310, 34405, 36372, 41286, 45465, 58980, 60620, 68810, 82572, 90930, 103215, 137620, 181860, 206430, 412860, 425639, 851278, 1276917, 1702556, 2128195, 2553834, 2979473, 4256390, 5107668, 5958946, 6384585, 8512780, 8938419, 11917892, 12769170, 14897365, 17876838, 25538340, 29794730, 35753676, 44692095, 59589460, 89384190, 178768380]

約数ペア:

[(1, 178768380), (2, 89384190), (3, 59589460), (4, 44692095), (5, 35753676), (6, 29794730), (7, 25538340), (10, 17876838), (12, 14897365), (14, 12769170), (15, 11917892), (20, 8938419), (21, 8512780), (28, 6384585), (30, 5958946), (35, 5107668), (42, 4256390), (60, 2979473), (70, 2553834), (84, 2128195), (105, 1702556), (140, 1276917), (210, 851278), (420, 425639), (433, 412860), (866, 206430), (983, 181860), (1299, 137620), (1732, 103215), (1966, 90930), (2165, 82572), (2598, 68810), (2949, 60620), (3031, 58980), (3932, 45465), (4330, 41286), (4915, 36372), (5196, 34405), (5898, 30310), (6062, 29490), (6495, 27524), (6881, 25980), (8660, 20643), (9093, 19660), (9830, 18186), (11796, 15155), (12124, 14745), (12990, 13762)]