1338904320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26821}}^1$

素因数の和:26858

約数の個数: 144

約数和(自身を含む): 4605230112

約数和(自身を除く): 3266325792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9984, 12480, 16640, 24960, 26821, 49920, 53642, 80463, 107284, 134105, 160926, 214568, 268210, 321852, 348673, 402315, 429136, 536420, 643704, 697346, 804630, 858272, 1046019, 1072840, 1287408, 1394692, 1609260, 1716544, 1743365, 2092038, 2145680, 2574816, 2789384, 3218520, 3433088, 3486730, 4184076, 4291360, 5149632, 5230095, 5578768, 6437040, 6866176, 6973460, 8368152, 8582720, 10299264, 10460190, 11157536, 12874080, 13946920, 16736304, 17165440, 20598528, 20920380, 22315072, 25748160, 27893840, 33472608, 34330880, 41840760, 44630144, 51496320, 55787680, 66945216, 83681520, 89260288, 102992640, 111575360, 133890432, 167363040, 223150720, 267780864, 334726080, 446301440, 669452160, 1338904320]

約数ペア:

[(1, 1338904320), (2, 669452160), (3, 446301440), (4, 334726080), (5, 267780864), (6, 223150720), (8, 167363040), (10, 133890432), (12, 111575360), (13, 102992640), (15, 89260288), (16, 83681520), (20, 66945216), (24, 55787680), (26, 51496320), (30, 44630144), (32, 41840760), (39, 34330880), (40, 33472608), (48, 27893840), (52, 25748160), (60, 22315072), (64, 20920380), (65, 20598528), (78, 17165440), (80, 16736304), (96, 13946920), (104, 12874080), (120, 11157536), (128, 10460190), (130, 10299264), (156, 8582720), (160, 8368152), (192, 6973460), (195, 6866176), (208, 6437040), (240, 5578768), (256, 5230095), (260, 5149632), (312, 4291360), (320, 4184076), (384, 3486730), (390, 3433088), (416, 3218520), (480, 2789384), (520, 2574816), (624, 2145680), (640, 2092038), (768, 1743365), (780, 1716544), (832, 1609260), (960, 1394692), (1040, 1287408), (1248, 1072840), (1280, 1046019), (1560, 858272), (1664, 804630), (1920, 697346), (2080, 643704), (2496, 536420), (3120, 429136), (3328, 402315), (3840, 348673), (4160, 321852), (4992, 268210), (6240, 214568), (8320, 160926), (9984, 134105), (12480, 107284), (16640, 80463), (24960, 53642), (26821, 49920)]