127997520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1333

約数の個数: 160

約数和(自身を含む): 461280000

約数和(自身を除く): 333282480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 560, 610, 732, 840, 854, 915, 976, 1220, 1249, 1281, 1464, 1680, 1708, 1830, 2135, 2440, 2498, 2562, 2928, 3416, 3660, 3747, 4270, 4880, 4996, 5124, 6245, 6405, 6832, 7320, 7494, 8540, 8743, 9992, 10248, 12490, 12810, 14640, 14988, 17080, 17486, 18735, 19984, 20496, 24980, 25620, 26229, 29976, 34160, 34972, 37470, 43715, 49960, 51240, 52458, 59952, 69944, 74940, 76189, 87430, 99920, 102480, 104916, 131145, 139888, 149880, 152378, 174860, 209832, 228567, 262290, 299760, 304756, 349720, 380945, 419664, 457134, 524580, 533323, 609512, 699440, 761890, 914268, 1049160, 1066646, 1142835, 1219024, 1523780, 1599969, 1828536, 2098320, 2133292, 2285670, 2666615, 3047560, 3199938, 3657072, 4266584, 4571340, 5333230, 6095120, 6399876, 7999845, 8533168, 9142680, 10666460, 12799752, 15999690, 18285360, 21332920, 25599504, 31999380, 42665840, 63998760, 127997520]

約数ペア:

[(1, 127997520), (2, 63998760), (3, 42665840), (4, 31999380), (5, 25599504), (6, 21332920), (7, 18285360), (8, 15999690), (10, 12799752), (12, 10666460), (14, 9142680), (15, 8533168), (16, 7999845), (20, 6399876), (21, 6095120), (24, 5333230), (28, 4571340), (30, 4266584), (35, 3657072), (40, 3199938), (42, 3047560), (48, 2666615), (56, 2285670), (60, 2133292), (61, 2098320), (70, 1828536), (80, 1599969), (84, 1523780), (105, 1219024), (112, 1142835), (120, 1066646), (122, 1049160), (140, 914268), (168, 761890), (183, 699440), (210, 609512), (240, 533323), (244, 524580), (280, 457134), (305, 419664), (336, 380945), (366, 349720), (420, 304756), (427, 299760), (488, 262290), (560, 228567), (610, 209832), (732, 174860), (840, 152378), (854, 149880), (915, 139888), (976, 131145), (1220, 104916), (1249, 102480), (1281, 99920), (1464, 87430), (1680, 76189), (1708, 74940), (1830, 69944), (2135, 59952), (2440, 52458), (2498, 51240), (2562, 49960), (2928, 43715), (3416, 37470), (3660, 34972), (3747, 34160), (4270, 29976), (4880, 26229), (4996, 25620), (5124, 24980), (6245, 20496), (6405, 19984), (6832, 18735), (7320, 17486), (7494, 17080), (8540, 14988), (8743, 14640), (9992, 12810), (10248, 12490)]