210181920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2591}}^1$

素因数の和:2635

約数の個数: 144

約数和(自身を含む): 717196032

約数和(自身を除く): 507014112

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, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1690, 2028, 2080, 2535, 2591, 2704, 3120, 3380, 4056, 5070, 5182, 5408, 6240, 6760, 7773, 8112, 10140, 10364, 12955, 13520, 15546, 16224, 20280, 20728, 25910, 27040, 31092, 33683, 38865, 40560, 41456, 51820, 62184, 67366, 77730, 81120, 82912, 101049, 103640, 124368, 134732, 155460, 168415, 202098, 207280, 248736, 269464, 310920, 336830, 404196, 414560, 437879, 505245, 538928, 621840, 673660, 808392, 875758, 1010490, 1077856, 1243680, 1313637, 1347320, 1616784, 1751516, 2020980, 2189395, 2627274, 2694640, 3233568, 3503032, 4041960, 4378790, 5254548, 5389280, 6568185, 7006064, 8083920, 8757580, 10509096, 13136370, 14012128, 16167840, 17515160, 21018192, 26272740, 35030320, 42036384, 52545480, 70060640, 105090960, 210181920]

約数ペア:

[(1, 210181920), (2, 105090960), (3, 70060640), (4, 52545480), (5, 42036384), (6, 35030320), (8, 26272740), (10, 21018192), (12, 17515160), (13, 16167840), (15, 14012128), (16, 13136370), (20, 10509096), (24, 8757580), (26, 8083920), (30, 7006064), (32, 6568185), (39, 5389280), (40, 5254548), (48, 4378790), (52, 4041960), (60, 3503032), (65, 3233568), (78, 2694640), (80, 2627274), (96, 2189395), (104, 2020980), (120, 1751516), (130, 1616784), (156, 1347320), (160, 1313637), (169, 1243680), (195, 1077856), (208, 1010490), (240, 875758), (260, 808392), (312, 673660), (338, 621840), (390, 538928), (416, 505245), (480, 437879), (507, 414560), (520, 404196), (624, 336830), (676, 310920), (780, 269464), (845, 248736), (1014, 207280), (1040, 202098), (1248, 168415), (1352, 155460), (1560, 134732), (1690, 124368), (2028, 103640), (2080, 101049), (2535, 82912), (2591, 81120), (2704, 77730), (3120, 67366), (3380, 62184), (4056, 51820), (5070, 41456), (5182, 40560), (5408, 38865), (6240, 33683), (6760, 31092), (7773, 27040), (8112, 25910), (10140, 20728), (10364, 20280), (12955, 16224), (13520, 15546)]