31518080

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 128

約数和(自身を含む): 85116960

約数和(自身を除く): 53598880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 64, 74, 80, 88, 110, 121, 128, 148, 160, 176, 185, 220, 242, 296, 320, 352, 370, 407, 440, 484, 592, 605, 640, 704, 740, 814, 880, 968, 1184, 1210, 1331, 1408, 1480, 1628, 1760, 1936, 2035, 2368, 2420, 2662, 2960, 3256, 3520, 3872, 4070, 4477, 4736, 4840, 5324, 5920, 6512, 6655, 7040, 7744, 8140, 8954, 9680, 10648, 11840, 13024, 13310, 15488, 16280, 17908, 19360, 21296, 22385, 23680, 26048, 26620, 32560, 35816, 38720, 42592, 44770, 49247, 52096, 53240, 65120, 71632, 77440, 85184, 89540, 98494, 106480, 130240, 143264, 170368, 179080, 196988, 212960, 246235, 260480, 286528, 358160, 393976, 425920, 492470, 573056, 716320, 787952, 851840, 984940, 1432640, 1575904, 1969880, 2865280, 3151808, 3939760, 6303616, 7879520, 15759040, 31518080]

約数ペア:

[(1, 31518080), (2, 15759040), (4, 7879520), (5, 6303616), (8, 3939760), (10, 3151808), (11, 2865280), (16, 1969880), (20, 1575904), (22, 1432640), (32, 984940), (37, 851840), (40, 787952), (44, 716320), (55, 573056), (64, 492470), (74, 425920), (80, 393976), (88, 358160), (110, 286528), (121, 260480), (128, 246235), (148, 212960), (160, 196988), (176, 179080), (185, 170368), (220, 143264), (242, 130240), (296, 106480), (320, 98494), (352, 89540), (370, 85184), (407, 77440), (440, 71632), (484, 65120), (592, 53240), (605, 52096), (640, 49247), (704, 44770), (740, 42592), (814, 38720), (880, 35816), (968, 32560), (1184, 26620), (1210, 26048), (1331, 23680), (1408, 22385), (1480, 21296), (1628, 19360), (1760, 17908), (1936, 16280), (2035, 15488), (2368, 13310), (2420, 13024), (2662, 11840), (2960, 10648), (3256, 9680), (3520, 8954), (3872, 8140), (4070, 7744), (4477, 7040), (4736, 6655), (4840, 6512), (5324, 5920)]