388901040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147311}}^1$

素因数の和:147338

約数の個数: 80

約数和(自身を含む): 1315201536

約数和(自身を除く): 926300496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 147311, 294622, 441933, 589244, 736555, 883866, 1178488, 1473110, 1620421, 1767732, 2209665, 2356976, 2946220, 3240842, 3535464, 4419330, 4861263, 5892440, 6481684, 7070928, 8102105, 8838660, 9722526, 11784880, 12963368, 16204210, 17677320, 19445052, 24306315, 25926736, 32408420, 35354640, 38890104, 48612630, 64816840, 77780208, 97225260, 129633680, 194450520, 388901040]

約数ペア:

[(1, 388901040), (2, 194450520), (3, 129633680), (4, 97225260), (5, 77780208), (6, 64816840), (8, 48612630), (10, 38890104), (11, 35354640), (12, 32408420), (15, 25926736), (16, 24306315), (20, 19445052), (22, 17677320), (24, 16204210), (30, 12963368), (33, 11784880), (40, 9722526), (44, 8838660), (48, 8102105), (55, 7070928), (60, 6481684), (66, 5892440), (80, 4861263), (88, 4419330), (110, 3535464), (120, 3240842), (132, 2946220), (165, 2356976), (176, 2209665), (220, 1767732), (240, 1620421), (264, 1473110), (330, 1178488), (440, 883866), (528, 736555), (660, 589244), (880, 441933), (1320, 294622), (2640, 147311)]