81662448

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{677}}^1$

素因数の和:1054

約数の個数: 80

約数和(自身を含む): 242127360

約数和(自身を除く): 160464912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 359, 677, 718, 1077, 1354, 1436, 2031, 2154, 2513, 2708, 2872, 4062, 4308, 4739, 5026, 5416, 5744, 7539, 8124, 8616, 9478, 10052, 10832, 14217, 15078, 16248, 17232, 18956, 20104, 28434, 30156, 32496, 37912, 40208, 56868, 60312, 75824, 113736, 120624, 227472, 243043, 486086, 729129, 972172, 1458258, 1701301, 1944344, 2916516, 3402602, 3888688, 5103903, 5833032, 6805204, 10207806, 11666064, 13610408, 20415612, 27220816, 40831224, 81662448]

約数ペア:

[(1, 81662448), (2, 40831224), (3, 27220816), (4, 20415612), (6, 13610408), (7, 11666064), (8, 10207806), (12, 6805204), (14, 5833032), (16, 5103903), (21, 3888688), (24, 3402602), (28, 2916516), (42, 1944344), (48, 1701301), (56, 1458258), (84, 972172), (112, 729129), (168, 486086), (336, 243043), (359, 227472), (677, 120624), (718, 113736), (1077, 75824), (1354, 60312), (1436, 56868), (2031, 40208), (2154, 37912), (2513, 32496), (2708, 30156), (2872, 28434), (4062, 20104), (4308, 18956), (4739, 17232), (5026, 16248), (5416, 15078), (5744, 14217), (7539, 10832), (8124, 10052), (8616, 9478)]