137644080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{81931}}^1$

素因数の和:81954

約数の個数: 80

約数和(自身を含む): 487659264

約数和(自身を除く): 350015184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 81931, 163862, 245793, 327724, 409655, 491586, 573517, 655448, 819310, 983172, 1147034, 1228965, 1310896, 1638620, 1720551, 1966344, 2294068, 2457930, 2867585, 3277240, 3441102, 3932688, 4588136, 4915860, 5735170, 6554480, 6882204, 8602755, 9176272, 9831720, 11470340, 13764408, 17205510, 19663440, 22940680, 27528816, 34411020, 45881360, 68822040, 137644080]

約数ペア:

[(1, 137644080), (2, 68822040), (3, 45881360), (4, 34411020), (5, 27528816), (6, 22940680), (7, 19663440), (8, 17205510), (10, 13764408), (12, 11470340), (14, 9831720), (15, 9176272), (16, 8602755), (20, 6882204), (21, 6554480), (24, 5735170), (28, 4915860), (30, 4588136), (35, 3932688), (40, 3441102), (42, 3277240), (48, 2867585), (56, 2457930), (60, 2294068), (70, 1966344), (80, 1720551), (84, 1638620), (105, 1310896), (112, 1228965), (120, 1147034), (140, 983172), (168, 819310), (210, 655448), (240, 573517), (280, 491586), (336, 409655), (420, 327724), (560, 245793), (840, 163862), (1680, 81931)]