68812320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{271}}^1$

素因数の和:335

約数の個数: 144

約数和(自身を含む): 227428992

約数和(自身を除く): 158616672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 271, 276, 345, 368, 460, 480, 529, 542, 552, 690, 736, 813, 920, 1058, 1084, 1104, 1355, 1380, 1587, 1626, 1840, 2116, 2168, 2208, 2645, 2710, 2760, 3174, 3252, 3680, 4065, 4232, 4336, 5290, 5420, 5520, 6233, 6348, 6504, 7935, 8130, 8464, 8672, 10580, 10840, 11040, 12466, 12696, 13008, 15870, 16260, 16928, 18699, 21160, 21680, 24932, 25392, 26016, 31165, 31740, 32520, 37398, 42320, 43360, 49864, 50784, 62330, 63480, 65040, 74796, 84640, 93495, 99728, 124660, 126960, 130080, 143359, 149592, 186990, 199456, 249320, 253920, 286718, 299184, 373980, 430077, 498640, 573436, 598368, 716795, 747960, 860154, 997280, 1146872, 1433590, 1495920, 1720308, 2150385, 2293744, 2867180, 2991840, 3440616, 4300770, 4587488, 5734360, 6881232, 8601540, 11468720, 13762464, 17203080, 22937440, 34406160, 68812320]

約数ペア:

[(1, 68812320), (2, 34406160), (3, 22937440), (4, 17203080), (5, 13762464), (6, 11468720), (8, 8601540), (10, 6881232), (12, 5734360), (15, 4587488), (16, 4300770), (20, 3440616), (23, 2991840), (24, 2867180), (30, 2293744), (32, 2150385), (40, 1720308), (46, 1495920), (48, 1433590), (60, 1146872), (69, 997280), (80, 860154), (92, 747960), (96, 716795), (115, 598368), (120, 573436), (138, 498640), (160, 430077), (184, 373980), (230, 299184), (240, 286718), (271, 253920), (276, 249320), (345, 199456), (368, 186990), (460, 149592), (480, 143359), (529, 130080), (542, 126960), (552, 124660), (690, 99728), (736, 93495), (813, 84640), (920, 74796), (1058, 65040), (1084, 63480), (1104, 62330), (1355, 50784), (1380, 49864), (1587, 43360), (1626, 42320), (1840, 37398), (2116, 32520), (2168, 31740), (2208, 31165), (2645, 26016), (2710, 25392), (2760, 24932), (3174, 21680), (3252, 21160), (3680, 18699), (4065, 16928), (4232, 16260), (4336, 15870), (5290, 13008), (5420, 12696), (5520, 12466), (6233, 11040), (6348, 10840), (6504, 10580), (7935, 8672), (8130, 8464)]