68822040

素因数分解:

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

素因数の和:81952

約数の個数: 64

約数和(自身を含む): 235964160

約数和(自身を除く): 167142120

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, 420, 840, 81931, 163862, 245793, 327724, 409655, 491586, 573517, 655448, 819310, 983172, 1147034, 1228965, 1638620, 1720551, 1966344, 2294068, 2457930, 2867585, 3277240, 3441102, 4588136, 4915860, 5735170, 6882204, 8602755, 9831720, 11470340, 13764408, 17205510, 22940680, 34411020, 68822040]

約数ペア:

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