442243520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:566

約数の個数: 112

約数和(自身を含む): 1099718400

約数和(自身を除く): 657474880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 109, 124, 155, 160, 218, 248, 310, 320, 409, 436, 496, 545, 620, 818, 872, 992, 1090, 1240, 1636, 1744, 1984, 2045, 2180, 2480, 3272, 3379, 3488, 4090, 4360, 4960, 6544, 6758, 6976, 8180, 8720, 9920, 12679, 13088, 13516, 16360, 16895, 17440, 25358, 26176, 27032, 32720, 33790, 34880, 44581, 50716, 54064, 63395, 65440, 67580, 89162, 101432, 108128, 126790, 130880, 135160, 178324, 202864, 216256, 222905, 253580, 270320, 356648, 405728, 445810, 507160, 540640, 713296, 811456, 891620, 1014320, 1081280, 1382011, 1426592, 1783240, 2028640, 2764022, 2853184, 3566480, 4057280, 5528044, 6910055, 7132960, 11056088, 13820110, 14265920, 22112176, 27640220, 44224352, 55280440, 88448704, 110560880, 221121760, 442243520]

約数ペア:

[(1, 442243520), (2, 221121760), (4, 110560880), (5, 88448704), (8, 55280440), (10, 44224352), (16, 27640220), (20, 22112176), (31, 14265920), (32, 13820110), (40, 11056088), (62, 7132960), (64, 6910055), (80, 5528044), (109, 4057280), (124, 3566480), (155, 2853184), (160, 2764022), (218, 2028640), (248, 1783240), (310, 1426592), (320, 1382011), (409, 1081280), (436, 1014320), (496, 891620), (545, 811456), (620, 713296), (818, 540640), (872, 507160), (992, 445810), (1090, 405728), (1240, 356648), (1636, 270320), (1744, 253580), (1984, 222905), (2045, 216256), (2180, 202864), (2480, 178324), (3272, 135160), (3379, 130880), (3488, 126790), (4090, 108128), (4360, 101432), (4960, 89162), (6544, 67580), (6758, 65440), (6976, 63395), (8180, 54064), (8720, 50716), (9920, 44581), (12679, 34880), (13088, 33790), (13516, 32720), (16360, 27032), (16895, 26176), (17440, 25358)]