99991908

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 120

約数和(自身を含む): 283236800

約数和(自身を除く): 183244892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 37, 38, 54, 57, 74, 76, 81, 108, 111, 114, 148, 162, 171, 222, 228, 324, 333, 342, 439, 444, 513, 666, 684, 703, 878, 999, 1026, 1317, 1332, 1406, 1539, 1756, 1998, 2052, 2109, 2634, 2812, 2997, 3078, 3951, 3996, 4218, 5268, 5994, 6156, 6327, 7902, 8341, 8436, 11853, 11988, 12654, 15804, 16243, 16682, 18981, 23706, 25023, 25308, 32486, 33364, 35559, 37962, 47412, 48729, 50046, 56943, 64972, 71118, 75069, 75924, 97458, 100092, 113886, 142236, 146187, 150138, 194916, 225207, 227772, 292374, 300276, 308617, 438561, 450414, 584748, 617234, 675621, 877122, 900828, 925851, 1234468, 1315683, 1351242, 1754244, 1851702, 2631366, 2702484, 2777553, 3703404, 5262732, 5555106, 8332659, 11110212, 16665318, 24997977, 33330636, 49995954, 99991908]

約数ペア:

[(1, 99991908), (2, 49995954), (3, 33330636), (4, 24997977), (6, 16665318), (9, 11110212), (12, 8332659), (18, 5555106), (19, 5262732), (27, 3703404), (36, 2777553), (37, 2702484), (38, 2631366), (54, 1851702), (57, 1754244), (74, 1351242), (76, 1315683), (81, 1234468), (108, 925851), (111, 900828), (114, 877122), (148, 675621), (162, 617234), (171, 584748), (222, 450414), (228, 438561), (324, 308617), (333, 300276), (342, 292374), (439, 227772), (444, 225207), (513, 194916), (666, 150138), (684, 146187), (703, 142236), (878, 113886), (999, 100092), (1026, 97458), (1317, 75924), (1332, 75069), (1406, 71118), (1539, 64972), (1756, 56943), (1998, 50046), (2052, 48729), (2109, 47412), (2634, 37962), (2812, 35559), (2997, 33364), (3078, 32486), (3951, 25308), (3996, 25023), (4218, 23706), (5268, 18981), (5994, 16682), (6156, 16243), (6327, 15804), (7902, 12654), (8341, 11988), (8436, 11853)]