280784400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:514

約数の個数: 240

約数和(自身を含む): 994519680

約数和(自身を除く): 713735280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 41, 48, 50, 52, 60, 65, 75, 78, 80, 82, 100, 104, 120, 123, 130, 150, 156, 164, 195, 200, 205, 208, 240, 246, 260, 300, 312, 325, 328, 390, 400, 410, 439, 492, 520, 533, 600, 615, 624, 650, 656, 780, 820, 878, 975, 984, 1025, 1040, 1066, 1200, 1230, 1300, 1317, 1560, 1599, 1640, 1756, 1950, 1968, 2050, 2132, 2195, 2460, 2600, 2634, 2665, 3075, 3120, 3198, 3280, 3512, 3900, 4100, 4264, 4390, 4920, 5200, 5268, 5330, 5707, 6150, 6396, 6585, 7024, 7800, 7995, 8200, 8528, 8780, 9840, 10536, 10660, 10975, 11414, 12300, 12792, 13170, 13325, 15600, 15990, 16400, 17121, 17560, 17999, 21072, 21320, 21950, 22828, 24600, 25584, 26340, 26650, 28535, 31980, 32925, 34242, 35120, 35998, 39975, 42640, 43900, 45656, 49200, 52680, 53300, 53997, 57070, 63960, 65850, 68484, 71996, 79950, 85605, 87800, 89995, 91312, 105360, 106600, 107994, 114140, 127920, 131700, 136968, 142675, 143992, 159900, 171210, 175600, 179990, 213200, 215988, 228280, 233987, 263400, 269985, 273936, 285350, 287984, 319800, 342420, 359980, 428025, 431976, 449975, 456560, 467974, 526800, 539970, 570700, 639600, 684840, 701961, 719960, 856050, 863952, 899950, 935948, 1079940, 1141400, 1169935, 1349925, 1369680, 1403922, 1439920, 1712100, 1799900, 1871896, 2159880, 2282800, 2339870, 2699850, 2807844, 3424200, 3509805, 3599800, 3743792, 4319760, 4679740, 5399700, 5615688, 5849675, 6848400, 7019610, 7199600, 9359480, 10799400, 11231376, 11699350, 14039220, 17549025, 18718960, 21598800, 23398700, 28078440, 35098050, 46797400, 56156880, 70196100, 93594800, 140392200, 280784400]

約数ペア:

[(1, 280784400), (2, 140392200), (3, 93594800), (4, 70196100), (5, 56156880), (6, 46797400), (8, 35098050), (10, 28078440), (12, 23398700), (13, 21598800), (15, 18718960), (16, 17549025), (20, 14039220), (24, 11699350), (25, 11231376), (26, 10799400), (30, 9359480), (39, 7199600), (40, 7019610), (41, 6848400), (48, 5849675), (50, 5615688), (52, 5399700), (60, 4679740), (65, 4319760), (75, 3743792), (78, 3599800), (80, 3509805), (82, 3424200), (100, 2807844), (104, 2699850), (120, 2339870), (123, 2282800), (130, 2159880), (150, 1871896), (156, 1799900), (164, 1712100), (195, 1439920), (200, 1403922), (205, 1369680), (208, 1349925), (240, 1169935), (246, 1141400), (260, 1079940), (300, 935948), (312, 899950), (325, 863952), (328, 856050), (390, 719960), (400, 701961), (410, 684840), (439, 639600), (492, 570700), (520, 539970), (533, 526800), (600, 467974), (615, 456560), (624, 449975), (650, 431976), (656, 428025), (780, 359980), (820, 342420), (878, 319800), (975, 287984), (984, 285350), (1025, 273936), (1040, 269985), (1066, 263400), (1200, 233987), (1230, 228280), (1300, 215988), (1317, 213200), (1560, 179990), (1599, 175600), (1640, 171210), (1756, 159900), (1950, 143992), (1968, 142675), (2050, 136968), (2132, 131700), (2195, 127920), (2460, 114140), (2600, 107994), (2634, 106600), (2665, 105360), (3075, 91312), (3120, 89995), (3198, 87800), (3280, 85605), (3512, 79950), (3900, 71996), (4100, 68484), (4264, 65850), (4390, 63960), (4920, 57070), (5200, 53997), (5268, 53300), (5330, 52680), (5707, 49200), (6150, 45656), (6396, 43900), (6585, 42640), (7024, 39975), (7800, 35998), (7995, 35120), (8200, 34242), (8528, 32925), (8780, 31980), (9840, 28535), (10536, 26650), (10660, 26340), (10975, 25584), (11414, 24600), (12300, 22828), (12792, 21950), (13170, 21320), (13325, 21072), (15600, 17999), (15990, 17560), (16400, 17121)]