1570448720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{2749}}^1$

素因数の和:2992

約数の個数: 80

約数和(自身を含む): 3770778000

約数和(自身を除く): 2200329280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 193, 296, 370, 386, 592, 740, 772, 965, 1480, 1544, 1930, 2749, 2960, 3088, 3860, 5498, 7141, 7720, 10996, 13745, 14282, 15440, 21992, 27490, 28564, 35705, 43984, 54980, 57128, 71410, 101713, 109960, 114256, 142820, 203426, 219920, 285640, 406852, 508565, 530557, 571280, 813704, 1017130, 1061114, 1627408, 2034260, 2122228, 2652785, 4068520, 4244456, 5305570, 8137040, 8488912, 10611140, 19630609, 21222280, 39261218, 42444560, 78522436, 98153045, 157044872, 196306090, 314089744, 392612180, 785224360, 1570448720]

約数ペア:

[(1, 1570448720), (2, 785224360), (4, 392612180), (5, 314089744), (8, 196306090), (10, 157044872), (16, 98153045), (20, 78522436), (37, 42444560), (40, 39261218), (74, 21222280), (80, 19630609), (148, 10611140), (185, 8488912), (193, 8137040), (296, 5305570), (370, 4244456), (386, 4068520), (592, 2652785), (740, 2122228), (772, 2034260), (965, 1627408), (1480, 1061114), (1544, 1017130), (1930, 813704), (2749, 571280), (2960, 530557), (3088, 508565), (3860, 406852), (5498, 285640), (7141, 219920), (7720, 203426), (10996, 142820), (13745, 114256), (14282, 109960), (15440, 101713), (21992, 71410), (27490, 57128), (28564, 54980), (35705, 43984)]