2157899160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:618

約数の個数: 192

約数和(自身を含む): 6910120800

約数和(自身を除く): 4752221640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 109, 114, 120, 152, 190, 218, 228, 285, 327, 361, 380, 436, 456, 457, 545, 570, 654, 722, 760, 872, 914, 1083, 1090, 1140, 1308, 1371, 1444, 1635, 1805, 1828, 2071, 2166, 2180, 2280, 2285, 2616, 2742, 2888, 3270, 3610, 3656, 4142, 4332, 4360, 4570, 5415, 5484, 6213, 6540, 6855, 7220, 8284, 8664, 8683, 9140, 10355, 10830, 10968, 12426, 13080, 13710, 14440, 16568, 17366, 18280, 20710, 21660, 24852, 26049, 27420, 31065, 34732, 39349, 41420, 43320, 43415, 49704, 49813, 52098, 54840, 62130, 69464, 78698, 82840, 86830, 99626, 104196, 118047, 124260, 130245, 149439, 157396, 164977, 173660, 196745, 199252, 208392, 236094, 248520, 249065, 260490, 298878, 314792, 329954, 347320, 393490, 398504, 472188, 494931, 498130, 520980, 590235, 597756, 659908, 747195, 786980, 824885, 944376, 946447, 989862, 996260, 1041960, 1180470, 1195512, 1319816, 1494390, 1573960, 1649770, 1892894, 1979724, 1992520, 2360940, 2474655, 2839341, 2988780, 3299540, 3785788, 3959448, 4721880, 4732235, 4949310, 5678682, 5977560, 6599080, 7571576, 9464470, 9898620, 11357364, 14196705, 17982493, 18928940, 19797240, 22714728, 28393410, 35964986, 37857880, 53947479, 56786820, 71929972, 89912465, 107894958, 113573640, 143859944, 179824930, 215789916, 269737395, 359649860, 431579832, 539474790, 719299720, 1078949580, 2157899160]

約数ペア:

[(1, 2157899160), (2, 1078949580), (3, 719299720), (4, 539474790), (5, 431579832), (6, 359649860), (8, 269737395), (10, 215789916), (12, 179824930), (15, 143859944), (19, 113573640), (20, 107894958), (24, 89912465), (30, 71929972), (38, 56786820), (40, 53947479), (57, 37857880), (60, 35964986), (76, 28393410), (95, 22714728), (109, 19797240), (114, 18928940), (120, 17982493), (152, 14196705), (190, 11357364), (218, 9898620), (228, 9464470), (285, 7571576), (327, 6599080), (361, 5977560), (380, 5678682), (436, 4949310), (456, 4732235), (457, 4721880), (545, 3959448), (570, 3785788), (654, 3299540), (722, 2988780), (760, 2839341), (872, 2474655), (914, 2360940), (1083, 1992520), (1090, 1979724), (1140, 1892894), (1308, 1649770), (1371, 1573960), (1444, 1494390), (1635, 1319816), (1805, 1195512), (1828, 1180470), (2071, 1041960), (2166, 996260), (2180, 989862), (2280, 946447), (2285, 944376), (2616, 824885), (2742, 786980), (2888, 747195), (3270, 659908), (3610, 597756), (3656, 590235), (4142, 520980), (4332, 498130), (4360, 494931), (4570, 472188), (5415, 398504), (5484, 393490), (6213, 347320), (6540, 329954), (6855, 314792), (7220, 298878), (8284, 260490), (8664, 249065), (8683, 248520), (9140, 236094), (10355, 208392), (10830, 199252), (10968, 196745), (12426, 173660), (13080, 164977), (13710, 157396), (14440, 149439), (16568, 130245), (17366, 124260), (18280, 118047), (20710, 104196), (21660, 99626), (24852, 86830), (26049, 82840), (27420, 78698), (31065, 69464), (34732, 62130), (39349, 54840), (41420, 52098), (43320, 49813), (43415, 49704)]