140792080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 160

約数和(自身を含む): 397974528

約数和(自身を除く): 257182448

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 176, 208, 220, 248, 260, 286, 310, 341, 397, 403, 440, 496, 520, 572, 620, 682, 715, 794, 806, 880, 1040, 1144, 1240, 1364, 1430, 1588, 1612, 1705, 1985, 2015, 2288, 2480, 2728, 2860, 3176, 3224, 3410, 3970, 4030, 4367, 4433, 5161, 5456, 5720, 6352, 6448, 6820, 7940, 8060, 8734, 8866, 10322, 11440, 12307, 13640, 15880, 16120, 17468, 17732, 20644, 21835, 22165, 24614, 25805, 27280, 31760, 32240, 34936, 35464, 41288, 43670, 44330, 49228, 51610, 56771, 61535, 69872, 70928, 82576, 87340, 88660, 98456, 103220, 113542, 123070, 135377, 159991, 174680, 177320, 196912, 206440, 227084, 246140, 270754, 283855, 319982, 349360, 354640, 412880, 454168, 492280, 541508, 567710, 639964, 676885, 799955, 908336, 984560, 1083016, 1135420, 1279928, 1353770, 1599910, 1759901, 2166032, 2270840, 2559856, 2707540, 3199820, 3519802, 4541680, 5415080, 6399640, 7039604, 8799505, 10830160, 12799280, 14079208, 17599010, 28158416, 35198020, 70396040, 140792080]

約数ペア:

[(1, 140792080), (2, 70396040), (4, 35198020), (5, 28158416), (8, 17599010), (10, 14079208), (11, 12799280), (13, 10830160), (16, 8799505), (20, 7039604), (22, 6399640), (26, 5415080), (31, 4541680), (40, 3519802), (44, 3199820), (52, 2707540), (55, 2559856), (62, 2270840), (65, 2166032), (80, 1759901), (88, 1599910), (104, 1353770), (110, 1279928), (124, 1135420), (130, 1083016), (143, 984560), (155, 908336), (176, 799955), (208, 676885), (220, 639964), (248, 567710), (260, 541508), (286, 492280), (310, 454168), (341, 412880), (397, 354640), (403, 349360), (440, 319982), (496, 283855), (520, 270754), (572, 246140), (620, 227084), (682, 206440), (715, 196912), (794, 177320), (806, 174680), (880, 159991), (1040, 135377), (1144, 123070), (1240, 113542), (1364, 103220), (1430, 98456), (1588, 88660), (1612, 87340), (1705, 82576), (1985, 70928), (2015, 69872), (2288, 61535), (2480, 56771), (2728, 51610), (2860, 49228), (3176, 44330), (3224, 43670), (3410, 41288), (3970, 35464), (4030, 34936), (4367, 32240), (4433, 31760), (5161, 27280), (5456, 25805), (5720, 24614), (6352, 22165), (6448, 21835), (6820, 20644), (7940, 17732), (8060, 17468), (8734, 16120), (8866, 15880), (10322, 13640), (11440, 12307)]