408680880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 240

約数和(自身を含む): 1377635040

約数和(自身を除く): 968954160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 53, 57, 60, 76, 80, 89, 95, 106, 114, 120, 152, 159, 178, 190, 212, 228, 240, 265, 267, 285, 304, 318, 356, 361, 380, 424, 445, 456, 530, 534, 570, 636, 712, 722, 760, 795, 848, 890, 912, 1007, 1060, 1068, 1083, 1140, 1272, 1335, 1424, 1444, 1520, 1590, 1691, 1780, 1805, 2014, 2120, 2136, 2166, 2280, 2544, 2670, 2888, 3021, 3180, 3382, 3560, 3610, 4028, 4240, 4272, 4332, 4560, 4717, 5035, 5073, 5340, 5415, 5776, 6042, 6360, 6764, 7120, 7220, 8056, 8455, 8664, 9434, 10070, 10146, 10680, 10830, 12084, 12720, 13528, 14151, 14440, 15105, 16112, 16910, 17328, 18868, 19133, 20140, 20292, 21360, 21660, 23585, 24168, 25365, 27056, 28302, 28880, 30210, 32129, 33820, 37736, 38266, 40280, 40584, 43320, 47170, 48336, 50730, 56604, 57399, 60420, 64258, 67640, 70755, 75472, 76532, 80560, 81168, 86640, 89623, 94340, 95665, 96387, 101460, 113208, 114798, 120840, 128516, 135280, 141510, 153064, 160645, 179246, 188680, 191330, 192774, 202920, 226416, 229596, 241680, 257032, 268869, 283020, 286995, 306128, 321290, 358492, 377360, 382660, 385548, 405840, 448115, 459192, 481935, 514064, 537738, 566040, 573990, 642580, 716984, 765320, 771096, 896230, 918384, 963870, 1075476, 1132080, 1147980, 1285160, 1344345, 1433968, 1530640, 1542192, 1702837, 1792460, 1927740, 2150952, 2295960, 2570320, 2688690, 3405674, 3584920, 3855480, 4301904, 4591920, 5108511, 5377380, 6811348, 7169840, 7710960, 8514185, 10217022, 10754760, 13622696, 17028370, 20434044, 21509520, 25542555, 27245392, 34056740, 40868088, 51085110, 68113480, 81736176, 102170220, 136226960, 204340440, 408680880]

約数ペア:

[(1, 408680880), (2, 204340440), (3, 136226960), (4, 102170220), (5, 81736176), (6, 68113480), (8, 51085110), (10, 40868088), (12, 34056740), (15, 27245392), (16, 25542555), (19, 21509520), (20, 20434044), (24, 17028370), (30, 13622696), (38, 10754760), (40, 10217022), (48, 8514185), (53, 7710960), (57, 7169840), (60, 6811348), (76, 5377380), (80, 5108511), (89, 4591920), (95, 4301904), (106, 3855480), (114, 3584920), (120, 3405674), (152, 2688690), (159, 2570320), (178, 2295960), (190, 2150952), (212, 1927740), (228, 1792460), (240, 1702837), (265, 1542192), (267, 1530640), (285, 1433968), (304, 1344345), (318, 1285160), (356, 1147980), (361, 1132080), (380, 1075476), (424, 963870), (445, 918384), (456, 896230), (530, 771096), (534, 765320), (570, 716984), (636, 642580), (712, 573990), (722, 566040), (760, 537738), (795, 514064), (848, 481935), (890, 459192), (912, 448115), (1007, 405840), (1060, 385548), (1068, 382660), (1083, 377360), (1140, 358492), (1272, 321290), (1335, 306128), (1424, 286995), (1444, 283020), (1520, 268869), (1590, 257032), (1691, 241680), (1780, 229596), (1805, 226416), (2014, 202920), (2120, 192774), (2136, 191330), (2166, 188680), (2280, 179246), (2544, 160645), (2670, 153064), (2888, 141510), (3021, 135280), (3180, 128516), (3382, 120840), (3560, 114798), (3610, 113208), (4028, 101460), (4240, 96387), (4272, 95665), (4332, 94340), (4560, 89623), (4717, 86640), (5035, 81168), (5073, 80560), (5340, 76532), (5415, 75472), (5776, 70755), (6042, 67640), (6360, 64258), (6764, 60420), (7120, 57399), (7220, 56604), (8056, 50730), (8455, 48336), (8664, 47170), (9434, 43320), (10070, 40584), (10146, 40280), (10680, 38266), (10830, 37736), (12084, 33820), (12720, 32129), (13528, 30210), (14151, 28880), (14440, 28302), (15105, 27056), (16112, 25365), (16910, 24168), (17328, 23585), (18868, 21660), (19133, 21360), (20140, 20292)]