18620160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 64214304

約数和(自身を除く): 45594144

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, 373, 384, 390, 416, 480, 520, 624, 640, 746, 768, 780, 832, 960, 1040, 1119, 1248, 1280, 1492, 1560, 1664, 1865, 1920, 2080, 2238, 2496, 2984, 3120, 3328, 3730, 3840, 4160, 4476, 4849, 4992, 5595, 5968, 6240, 7460, 8320, 8952, 9698, 9984, 11190, 11936, 12480, 14547, 14920, 16640, 17904, 19396, 22380, 23872, 24245, 24960, 29094, 29840, 35808, 38792, 44760, 47744, 48490, 49920, 58188, 59680, 71616, 72735, 77584, 89520, 95488, 96980, 116376, 119360, 143232, 145470, 155168, 179040, 193960, 232752, 238720, 286464, 290940, 310336, 358080, 387920, 465504, 477440, 581880, 620672, 716160, 775840, 931008, 1163760, 1241344, 1432320, 1551680, 1862016, 2327520, 3103360, 3724032, 4655040, 6206720, 9310080, 18620160]

約数ペア:

[(1, 18620160), (2, 9310080), (3, 6206720), (4, 4655040), (5, 3724032), (6, 3103360), (8, 2327520), (10, 1862016), (12, 1551680), (13, 1432320), (15, 1241344), (16, 1163760), (20, 931008), (24, 775840), (26, 716160), (30, 620672), (32, 581880), (39, 477440), (40, 465504), (48, 387920), (52, 358080), (60, 310336), (64, 290940), (65, 286464), (78, 238720), (80, 232752), (96, 193960), (104, 179040), (120, 155168), (128, 145470), (130, 143232), (156, 119360), (160, 116376), (192, 96980), (195, 95488), (208, 89520), (240, 77584), (256, 72735), (260, 71616), (312, 59680), (320, 58188), (373, 49920), (384, 48490), (390, 47744), (416, 44760), (480, 38792), (520, 35808), (624, 29840), (640, 29094), (746, 24960), (768, 24245), (780, 23872), (832, 22380), (960, 19396), (1040, 17904), (1119, 16640), (1248, 14920), (1280, 14547), (1492, 12480), (1560, 11936), (1664, 11190), (1865, 9984), (1920, 9698), (2080, 8952), (2238, 8320), (2496, 7460), (2984, 6240), (3120, 5968), (3328, 5595), (3730, 4992), (3840, 4849), (4160, 4476)]