1089555280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:477

約数の個数: 160

約数和(自身を含む): 2873566080

約数和(自身を除く): 1784010800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 109, 110, 148, 176, 185, 218, 220, 296, 307, 370, 407, 436, 440, 545, 592, 614, 740, 814, 872, 880, 1090, 1199, 1228, 1480, 1535, 1628, 1744, 2035, 2180, 2398, 2456, 2960, 3070, 3256, 3377, 4033, 4070, 4360, 4796, 4912, 5995, 6140, 6512, 6754, 8066, 8140, 8720, 9592, 11359, 11990, 12280, 13508, 16132, 16280, 16885, 19184, 20165, 22718, 23980, 24560, 27016, 32264, 32560, 33463, 33770, 40330, 44363, 45436, 47960, 54032, 56795, 64528, 66926, 67540, 80660, 88726, 90872, 95920, 113590, 124949, 133852, 135080, 161320, 167315, 177452, 181744, 221815, 227180, 249898, 267704, 270160, 322640, 334630, 354904, 368093, 443630, 454360, 499796, 535408, 624745, 669260, 709808, 736186, 887260, 908720, 999592, 1238131, 1249490, 1338520, 1472372, 1774520, 1840465, 1999184, 2476262, 2498980, 2677040, 2944744, 3549040, 3680930, 4952524, 4997960, 5889488, 6190655, 7361860, 9905048, 9995920, 12381310, 13619441, 14723720, 19810096, 24762620, 27238882, 29447440, 49525240, 54477764, 68097205, 99050480, 108955528, 136194410, 217911056, 272388820, 544777640, 1089555280]

約数ペア:

[(1, 1089555280), (2, 544777640), (4, 272388820), (5, 217911056), (8, 136194410), (10, 108955528), (11, 99050480), (16, 68097205), (20, 54477764), (22, 49525240), (37, 29447440), (40, 27238882), (44, 24762620), (55, 19810096), (74, 14723720), (80, 13619441), (88, 12381310), (109, 9995920), (110, 9905048), (148, 7361860), (176, 6190655), (185, 5889488), (218, 4997960), (220, 4952524), (296, 3680930), (307, 3549040), (370, 2944744), (407, 2677040), (436, 2498980), (440, 2476262), (545, 1999184), (592, 1840465), (614, 1774520), (740, 1472372), (814, 1338520), (872, 1249490), (880, 1238131), (1090, 999592), (1199, 908720), (1228, 887260), (1480, 736186), (1535, 709808), (1628, 669260), (1744, 624745), (2035, 535408), (2180, 499796), (2398, 454360), (2456, 443630), (2960, 368093), (3070, 354904), (3256, 334630), (3377, 322640), (4033, 270160), (4070, 267704), (4360, 249898), (4796, 227180), (4912, 221815), (5995, 181744), (6140, 177452), (6512, 167315), (6754, 161320), (8066, 135080), (8140, 133852), (8720, 124949), (9592, 113590), (11359, 95920), (11990, 90872), (12280, 88726), (13508, 80660), (16132, 67540), (16280, 66926), (16885, 64528), (19184, 56795), (20165, 54032), (22718, 47960), (23980, 45436), (24560, 44363), (27016, 40330), (32264, 33770), (32560, 33463)]