1388100480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2927}}^1$

素因数の和:2981

約数の個数: 256

約数和(自身を含む): 5017420800

約数和(自身を除く): 3629320320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 285, 304, 312, 320, 380, 384, 390, 416, 456, 480, 494, 520, 570, 608, 624, 640, 741, 760, 780, 832, 912, 960, 988, 1040, 1140, 1216, 1235, 1248, 1482, 1520, 1560, 1664, 1824, 1920, 1976, 2080, 2280, 2432, 2470, 2496, 2927, 2964, 3040, 3120, 3648, 3705, 3952, 4160, 4560, 4940, 4992, 5854, 5928, 6080, 6240, 7296, 7410, 7904, 8320, 8781, 9120, 9880, 11708, 11856, 12160, 12480, 14635, 14820, 15808, 17562, 18240, 19760, 23416, 23712, 24960, 29270, 29640, 31616, 35124, 36480, 38051, 39520, 43905, 46832, 47424, 55613, 58540, 59280, 70248, 76102, 79040, 87810, 93664, 94848, 111226, 114153, 117080, 118560, 140496, 152204, 158080, 166839, 175620, 187328, 190255, 222452, 228306, 234160, 237120, 278065, 280992, 304408, 333678, 351240, 374656, 380510, 444904, 456612, 468320, 474240, 556130, 561984, 570765, 608816, 667356, 702480, 722969, 761020, 834195, 889808, 913224, 936640, 1112260, 1123968, 1141530, 1217632, 1334712, 1404960, 1445938, 1522040, 1668390, 1779616, 1826448, 1873280, 2168907, 2224520, 2283060, 2435264, 2669424, 2809920, 2891876, 3044080, 3336780, 3559232, 3614845, 3652896, 4337814, 4449040, 4566120, 4870528, 5338848, 5619840, 5783752, 6088160, 6673560, 7118464, 7229690, 7305792, 8675628, 8898080, 9132240, 10677696, 10844535, 11567504, 12176320, 13347120, 14459380, 14611584, 17351256, 17796160, 18264480, 21355392, 21689070, 23135008, 24352640, 26694240, 28918760, 34702512, 35592320, 36528960, 43378140, 46270016, 53388480, 57837520, 69405024, 73057920, 86756280, 92540032, 106776960, 115675040, 138810048, 173512560, 231350080, 277620096, 347025120, 462700160, 694050240, 1388100480]

約数ペア:

[(1, 1388100480), (2, 694050240), (3, 462700160), (4, 347025120), (5, 277620096), (6, 231350080), (8, 173512560), (10, 138810048), (12, 115675040), (13, 106776960), (15, 92540032), (16, 86756280), (19, 73057920), (20, 69405024), (24, 57837520), (26, 53388480), (30, 46270016), (32, 43378140), (38, 36528960), (39, 35592320), (40, 34702512), (48, 28918760), (52, 26694240), (57, 24352640), (60, 23135008), (64, 21689070), (65, 21355392), (76, 18264480), (78, 17796160), (80, 17351256), (95, 14611584), (96, 14459380), (104, 13347120), (114, 12176320), (120, 11567504), (128, 10844535), (130, 10677696), (152, 9132240), (156, 8898080), (160, 8675628), (190, 7305792), (192, 7229690), (195, 7118464), (208, 6673560), (228, 6088160), (240, 5783752), (247, 5619840), (260, 5338848), (285, 4870528), (304, 4566120), (312, 4449040), (320, 4337814), (380, 3652896), (384, 3614845), (390, 3559232), (416, 3336780), (456, 3044080), (480, 2891876), (494, 2809920), (520, 2669424), (570, 2435264), (608, 2283060), (624, 2224520), (640, 2168907), (741, 1873280), (760, 1826448), (780, 1779616), (832, 1668390), (912, 1522040), (960, 1445938), (988, 1404960), (1040, 1334712), (1140, 1217632), (1216, 1141530), (1235, 1123968), (1248, 1112260), (1482, 936640), (1520, 913224), (1560, 889808), (1664, 834195), (1824, 761020), (1920, 722969), (1976, 702480), (2080, 667356), (2280, 608816), (2432, 570765), (2470, 561984), (2496, 556130), (2927, 474240), (2964, 468320), (3040, 456612), (3120, 444904), (3648, 380510), (3705, 374656), (3952, 351240), (4160, 333678), (4560, 304408), (4940, 280992), (4992, 278065), (5854, 237120), (5928, 234160), (6080, 228306), (6240, 222452), (7296, 190255), (7410, 187328), (7904, 175620), (8320, 166839), (8781, 158080), (9120, 152204), (9880, 140496), (11708, 118560), (11856, 117080), (12160, 114153), (12480, 111226), (14635, 94848), (14820, 93664), (15808, 87810), (17562, 79040), (18240, 76102), (19760, 70248), (23416, 59280), (23712, 58540), (24960, 55613), (29270, 47424), (29640, 46832), (31616, 43905), (35124, 39520), (36480, 38051)]