155011120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 422830080

約数和(自身を除く): 267818960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 73, 76, 80, 88, 95, 110, 127, 146, 152, 176, 190, 209, 220, 254, 292, 304, 365, 380, 418, 440, 508, 584, 635, 730, 760, 803, 836, 880, 1016, 1045, 1168, 1270, 1387, 1397, 1460, 1520, 1606, 1672, 2032, 2090, 2413, 2540, 2774, 2794, 2920, 3212, 3344, 4015, 4180, 4826, 5080, 5548, 5588, 5840, 6424, 6935, 6985, 8030, 8360, 9271, 9652, 10160, 11096, 11176, 12065, 12848, 13870, 13970, 15257, 16060, 16720, 18542, 19304, 22192, 22352, 24130, 26543, 27740, 27940, 30514, 32120, 37084, 38608, 46355, 48260, 53086, 55480, 55880, 61028, 64240, 74168, 76285, 92710, 96520, 101981, 106172, 110960, 111760, 122056, 132715, 148336, 152570, 176149, 185420, 193040, 203962, 212344, 244112, 265430, 305140, 352298, 370840, 407924, 424688, 509905, 530860, 610280, 704596, 741680, 815848, 880745, 1019810, 1061720, 1220560, 1409192, 1631696, 1761490, 1937639, 2039620, 2123440, 2818384, 3522980, 3875278, 4079240, 7045960, 7750556, 8158480, 9688195, 14091920, 15501112, 19376390, 31002224, 38752780, 77505560, 155011120]

約数ペア:

[(1, 155011120), (2, 77505560), (4, 38752780), (5, 31002224), (8, 19376390), (10, 15501112), (11, 14091920), (16, 9688195), (19, 8158480), (20, 7750556), (22, 7045960), (38, 4079240), (40, 3875278), (44, 3522980), (55, 2818384), (73, 2123440), (76, 2039620), (80, 1937639), (88, 1761490), (95, 1631696), (110, 1409192), (127, 1220560), (146, 1061720), (152, 1019810), (176, 880745), (190, 815848), (209, 741680), (220, 704596), (254, 610280), (292, 530860), (304, 509905), (365, 424688), (380, 407924), (418, 370840), (440, 352298), (508, 305140), (584, 265430), (635, 244112), (730, 212344), (760, 203962), (803, 193040), (836, 185420), (880, 176149), (1016, 152570), (1045, 148336), (1168, 132715), (1270, 122056), (1387, 111760), (1397, 110960), (1460, 106172), (1520, 101981), (1606, 96520), (1672, 92710), (2032, 76285), (2090, 74168), (2413, 64240), (2540, 61028), (2774, 55880), (2794, 55480), (2920, 53086), (3212, 48260), (3344, 46355), (4015, 38608), (4180, 37084), (4826, 32120), (5080, 30514), (5548, 27940), (5588, 27740), (5840, 26543), (6424, 24130), (6935, 22352), (6985, 22192), (8030, 19304), (8360, 18542), (9271, 16720), (9652, 16060), (10160, 15257), (11096, 13970), (11176, 13870), (12065, 12848)]