80478480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:449

約数の個数: 160

約数和(自身を含む): 267125760

約数和(自身を除く): 186647280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 31, 40, 48, 58, 60, 62, 80, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 240, 248, 290, 310, 348, 372, 373, 435, 464, 465, 496, 580, 620, 696, 744, 746, 870, 899, 930, 1119, 1160, 1240, 1392, 1488, 1492, 1740, 1798, 1860, 1865, 2238, 2320, 2480, 2697, 2984, 3480, 3596, 3720, 3730, 4476, 4495, 5394, 5595, 5968, 6960, 7192, 7440, 7460, 8952, 8990, 10788, 10817, 11190, 11563, 13485, 14384, 14920, 17904, 17980, 21576, 21634, 22380, 23126, 26970, 29840, 32451, 34689, 35960, 43152, 43268, 44760, 46252, 53940, 54085, 57815, 64902, 69378, 71920, 86536, 89520, 92504, 107880, 108170, 115630, 129804, 138756, 162255, 173072, 173445, 185008, 215760, 216340, 231260, 259608, 277512, 324510, 335327, 346890, 432680, 462520, 519216, 555024, 649020, 670654, 693780, 865360, 925040, 1005981, 1298040, 1341308, 1387560, 1676635, 2011962, 2596080, 2682616, 2775120, 3353270, 4023924, 5029905, 5365232, 6706540, 8047848, 10059810, 13413080, 16095696, 20119620, 26826160, 40239240, 80478480]

約数ペア:

[(1, 80478480), (2, 40239240), (3, 26826160), (4, 20119620), (5, 16095696), (6, 13413080), (8, 10059810), (10, 8047848), (12, 6706540), (15, 5365232), (16, 5029905), (20, 4023924), (24, 3353270), (29, 2775120), (30, 2682616), (31, 2596080), (40, 2011962), (48, 1676635), (58, 1387560), (60, 1341308), (62, 1298040), (80, 1005981), (87, 925040), (93, 865360), (116, 693780), (120, 670654), (124, 649020), (145, 555024), (155, 519216), (174, 462520), (186, 432680), (232, 346890), (240, 335327), (248, 324510), (290, 277512), (310, 259608), (348, 231260), (372, 216340), (373, 215760), (435, 185008), (464, 173445), (465, 173072), (496, 162255), (580, 138756), (620, 129804), (696, 115630), (744, 108170), (746, 107880), (870, 92504), (899, 89520), (930, 86536), (1119, 71920), (1160, 69378), (1240, 64902), (1392, 57815), (1488, 54085), (1492, 53940), (1740, 46252), (1798, 44760), (1860, 43268), (1865, 43152), (2238, 35960), (2320, 34689), (2480, 32451), (2697, 29840), (2984, 26970), (3480, 23126), (3596, 22380), (3720, 21634), (3730, 21576), (4476, 17980), (4495, 17904), (5394, 14920), (5595, 14384), (5968, 13485), (6960, 11563), (7192, 11190), (7440, 10817), (7460, 10788), (8952, 8990)]