8020530180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{110567}}^1$

素因数の和:110626

約数の個数: 144

約数和(自身を含む): 27045817344

約数和(自身を除く): 19025287164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 12090, 14508, 18135, 24180, 36270, 72540, 110567, 221134, 331701, 442268, 552835, 663402, 995103, 1105670, 1326804, 1437371, 1658505, 1990206, 2211340, 2874742, 3317010, 3427577, 3980412, 4312113, 4975515, 5749484, 6634020, 6855154, 7186855, 8624226, 9951030, 10282731, 12936339, 13710308, 14373710, 17137885, 17248452, 19902060, 20565462, 21560565, 25872678, 28747420, 30848193, 34275770, 41130924, 43121130, 44558501, 51413655, 51745356, 61696386, 64681695, 68551540, 86242260, 89117002, 102827310, 123392772, 129363390, 133675503, 154240965, 178234004, 205654620, 222792505, 258726780, 267351006, 308481930, 401026509, 445585010, 534702012, 616963860, 668377515, 802053018, 891170020, 1336755030, 1604106036, 2005132545, 2673510060, 4010265090, 8020530180]

約数ペア:

[(1, 8020530180), (2, 4010265090), (3, 2673510060), (4, 2005132545), (5, 1604106036), (6, 1336755030), (9, 891170020), (10, 802053018), (12, 668377515), (13, 616963860), (15, 534702012), (18, 445585010), (20, 401026509), (26, 308481930), (30, 267351006), (31, 258726780), (36, 222792505), (39, 205654620), (45, 178234004), (52, 154240965), (60, 133675503), (62, 129363390), (65, 123392772), (78, 102827310), (90, 89117002), (93, 86242260), (117, 68551540), (124, 64681695), (130, 61696386), (155, 51745356), (156, 51413655), (180, 44558501), (186, 43121130), (195, 41130924), (234, 34275770), (260, 30848193), (279, 28747420), (310, 25872678), (372, 21560565), (390, 20565462), (403, 19902060), (465, 17248452), (468, 17137885), (558, 14373710), (585, 13710308), (620, 12936339), (780, 10282731), (806, 9951030), (930, 8624226), (1116, 7186855), (1170, 6855154), (1209, 6634020), (1395, 5749484), (1612, 4975515), (1860, 4312113), (2015, 3980412), (2340, 3427577), (2418, 3317010), (2790, 2874742), (3627, 2211340), (4030, 1990206), (4836, 1658505), (5580, 1437371), (6045, 1326804), (7254, 1105670), (8060, 995103), (12090, 663402), (14508, 552835), (18135, 442268), (24180, 331701), (36270, 221134), (72540, 110567)]