73983420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:920

約数の個数: 144

約数和(自身を含む): 260402688

約数和(自身を除く): 186419268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 827, 852, 994, 1065, 1260, 1278, 1420, 1491, 1654, 1988, 2130, 2481, 2485, 2556, 2982, 3195, 3308, 4135, 4260, 4473, 4962, 4970, 5789, 5964, 6390, 7443, 7455, 8270, 8946, 9924, 9940, 11578, 12405, 12780, 14886, 14910, 16540, 17367, 17892, 22365, 23156, 24810, 28945, 29772, 29820, 34734, 37215, 44730, 49620, 52101, 57890, 58717, 69468, 74430, 86835, 89460, 104202, 115780, 117434, 148860, 173670, 176151, 208404, 234868, 260505, 293585, 347340, 352302, 411019, 521010, 528453, 587170, 704604, 822038, 880755, 1042020, 1056906, 1174340, 1233057, 1644076, 1761510, 2055095, 2113812, 2466114, 2642265, 3523020, 3699171, 4110190, 4932228, 5284530, 6165285, 7398342, 8220380, 10569060, 12330570, 14796684, 18495855, 24661140, 36991710, 73983420]

約数ペア:

[(1, 73983420), (2, 36991710), (3, 24661140), (4, 18495855), (5, 14796684), (6, 12330570), (7, 10569060), (9, 8220380), (10, 7398342), (12, 6165285), (14, 5284530), (15, 4932228), (18, 4110190), (20, 3699171), (21, 3523020), (28, 2642265), (30, 2466114), (35, 2113812), (36, 2055095), (42, 1761510), (45, 1644076), (60, 1233057), (63, 1174340), (70, 1056906), (71, 1042020), (84, 880755), (90, 822038), (105, 704604), (126, 587170), (140, 528453), (142, 521010), (180, 411019), (210, 352302), (213, 347340), (252, 293585), (284, 260505), (315, 234868), (355, 208404), (420, 176151), (426, 173670), (497, 148860), (630, 117434), (639, 115780), (710, 104202), (827, 89460), (852, 86835), (994, 74430), (1065, 69468), (1260, 58717), (1278, 57890), (1420, 52101), (1491, 49620), (1654, 44730), (1988, 37215), (2130, 34734), (2481, 29820), (2485, 29772), (2556, 28945), (2982, 24810), (3195, 23156), (3308, 22365), (4135, 17892), (4260, 17367), (4473, 16540), (4962, 14910), (4970, 14886), (5789, 12780), (5964, 12405), (6390, 11578), (7443, 9940), (7455, 9924), (8270, 8946)]