1268753880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{929}}^1$

素因数の和:1561

約数の個数: 128

約数和(自身を含む): 4017600000

約数和(自身を除く): 2748846120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 599, 760, 929, 1140, 1198, 1797, 1858, 2280, 2396, 2787, 2995, 3594, 3716, 4645, 4792, 5574, 5990, 7188, 7432, 8985, 9290, 11148, 11381, 11980, 13935, 14376, 17651, 17970, 18580, 22296, 22762, 23960, 27870, 34143, 35302, 35940, 37160, 45524, 52953, 55740, 56905, 68286, 70604, 71880, 88255, 91048, 105906, 111480, 113810, 136572, 141208, 170715, 176510, 211812, 227620, 264765, 273144, 341430, 353020, 423624, 455240, 529530, 556471, 682860, 706040, 1059060, 1112942, 1365720, 1669413, 2118120, 2225884, 2782355, 3338826, 4451768, 5564710, 6677652, 8347065, 10572949, 11129420, 13355304, 16694130, 21145898, 22258840, 31718847, 33388260, 42291796, 52864745, 63437694, 66776520, 84583592, 105729490, 126875388, 158594235, 211458980, 253750776, 317188470, 422917960, 634376940, 1268753880]

約数ペア:

[(1, 1268753880), (2, 634376940), (3, 422917960), (4, 317188470), (5, 253750776), (6, 211458980), (8, 158594235), (10, 126875388), (12, 105729490), (15, 84583592), (19, 66776520), (20, 63437694), (24, 52864745), (30, 42291796), (38, 33388260), (40, 31718847), (57, 22258840), (60, 21145898), (76, 16694130), (95, 13355304), (114, 11129420), (120, 10572949), (152, 8347065), (190, 6677652), (228, 5564710), (285, 4451768), (380, 3338826), (456, 2782355), (570, 2225884), (599, 2118120), (760, 1669413), (929, 1365720), (1140, 1112942), (1198, 1059060), (1797, 706040), (1858, 682860), (2280, 556471), (2396, 529530), (2787, 455240), (2995, 423624), (3594, 353020), (3716, 341430), (4645, 273144), (4792, 264765), (5574, 227620), (5990, 211812), (7188, 176510), (7432, 170715), (8985, 141208), (9290, 136572), (11148, 113810), (11381, 111480), (11980, 105906), (13935, 91048), (14376, 88255), (17651, 71880), (17970, 70604), (18580, 68286), (22296, 56905), (22762, 55740), (23960, 52953), (27870, 45524), (34143, 37160), (35302, 35940)]