128949840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{59699}}^1$

素因数の和:59721

約数の個数: 80

約数和(自身を含む): 444168000

約数和(自身を除く): 315218160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 59699, 119398, 179097, 238796, 298495, 358194, 477592, 537291, 596990, 716388, 895485, 955184, 1074582, 1193980, 1432776, 1611873, 1790970, 2149164, 2387960, 2686455, 2865552, 3223746, 3581940, 4298328, 4775920, 5372910, 6447492, 7163880, 8059365, 8596656, 10745820, 12894984, 14327760, 16118730, 21491640, 25789968, 32237460, 42983280, 64474920, 128949840]

約数ペア:

[(1, 128949840), (2, 64474920), (3, 42983280), (4, 32237460), (5, 25789968), (6, 21491640), (8, 16118730), (9, 14327760), (10, 12894984), (12, 10745820), (15, 8596656), (16, 8059365), (18, 7163880), (20, 6447492), (24, 5372910), (27, 4775920), (30, 4298328), (36, 3581940), (40, 3223746), (45, 2865552), (48, 2686455), (54, 2387960), (60, 2149164), (72, 1790970), (80, 1611873), (90, 1432776), (108, 1193980), (120, 1074582), (135, 955184), (144, 895485), (180, 716388), (216, 596990), (240, 537291), (270, 477592), (360, 358194), (432, 298495), (540, 238796), (720, 179097), (1080, 119398), (2160, 59699)]