319257480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1051

約数の個数: 128

約数和(自身を含む): 1008184320

約数和(自身を除く): 688926840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 131, 138, 184, 230, 262, 276, 345, 393, 460, 524, 552, 655, 690, 786, 883, 920, 1048, 1310, 1380, 1572, 1766, 1965, 2620, 2649, 2760, 3013, 3144, 3532, 3930, 4415, 5240, 5298, 6026, 7064, 7860, 8830, 9039, 10596, 12052, 13245, 15065, 15720, 17660, 18078, 20309, 21192, 24104, 26490, 30130, 35320, 36156, 40618, 45195, 52980, 60260, 60927, 72312, 81236, 90390, 101545, 105960, 115673, 120520, 121854, 162472, 180780, 203090, 231346, 243708, 304635, 347019, 361560, 406180, 462692, 487416, 578365, 609270, 694038, 812360, 925384, 1156730, 1218540, 1388076, 1735095, 2313460, 2437080, 2660479, 2776152, 3470190, 4626920, 5320958, 6940380, 7981437, 10641916, 13302395, 13880760, 15962874, 21283832, 26604790, 31925748, 39907185, 53209580, 63851496, 79814370, 106419160, 159628740, 319257480]

約数ペア:

[(1, 319257480), (2, 159628740), (3, 106419160), (4, 79814370), (5, 63851496), (6, 53209580), (8, 39907185), (10, 31925748), (12, 26604790), (15, 21283832), (20, 15962874), (23, 13880760), (24, 13302395), (30, 10641916), (40, 7981437), (46, 6940380), (60, 5320958), (69, 4626920), (92, 3470190), (115, 2776152), (120, 2660479), (131, 2437080), (138, 2313460), (184, 1735095), (230, 1388076), (262, 1218540), (276, 1156730), (345, 925384), (393, 812360), (460, 694038), (524, 609270), (552, 578365), (655, 487416), (690, 462692), (786, 406180), (883, 361560), (920, 347019), (1048, 304635), (1310, 243708), (1380, 231346), (1572, 203090), (1766, 180780), (1965, 162472), (2620, 121854), (2649, 120520), (2760, 115673), (3013, 105960), (3144, 101545), (3532, 90390), (3930, 81236), (4415, 72312), (5240, 60927), (5298, 60260), (6026, 52980), (7064, 45195), (7860, 40618), (8830, 36156), (9039, 35320), (10596, 30130), (12052, 26490), (13245, 24104), (15065, 21192), (15720, 20309), (17660, 18078)]