879802020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:675

約数の個数: 192

約数和(自身を含む): 2917555200

約数和(自身を除く): 2037753180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 239, 255, 270, 306, 340, 401, 459, 478, 510, 540, 612, 717, 765, 802, 918, 956, 1020, 1195, 1203, 1434, 1530, 1604, 1836, 2005, 2151, 2295, 2390, 2406, 2868, 3060, 3585, 3609, 4010, 4063, 4302, 4590, 4780, 4812, 6015, 6453, 6817, 7170, 7218, 8020, 8126, 8604, 9180, 10755, 10827, 12030, 12189, 12906, 13634, 14340, 14436, 16252, 18045, 20315, 20451, 21510, 21654, 24060, 24378, 25812, 27268, 32265, 34085, 36090, 36567, 40630, 40902, 43020, 43308, 48756, 54135, 60945, 61353, 64530, 68170, 72180, 73134, 81260, 81804, 95839, 102255, 108270, 109701, 121890, 122706, 129060, 136340, 146268, 182835, 184059, 191678, 204510, 216540, 219402, 243780, 245412, 287517, 306765, 365670, 368118, 383356, 409020, 438804, 479195, 548505, 575034, 613530, 731340, 736236, 862551, 920295, 958390, 1097010, 1150068, 1227060, 1437585, 1629263, 1725102, 1840590, 1916780, 2194020, 2587653, 2875170, 3258526, 3450204, 3681180, 4312755, 4887789, 5175306, 5750340, 6517052, 8146315, 8625510, 9775578, 10350612, 12938265, 14663367, 16292630, 17251020, 19551156, 24438945, 25876530, 29326734, 32585260, 43990101, 48877890, 51753060, 58653468, 73316835, 87980202, 97755780, 146633670, 175960404, 219950505, 293267340, 439901010, 879802020]

約数ペア:

[(1, 879802020), (2, 439901010), (3, 293267340), (4, 219950505), (5, 175960404), (6, 146633670), (9, 97755780), (10, 87980202), (12, 73316835), (15, 58653468), (17, 51753060), (18, 48877890), (20, 43990101), (27, 32585260), (30, 29326734), (34, 25876530), (36, 24438945), (45, 19551156), (51, 17251020), (54, 16292630), (60, 14663367), (68, 12938265), (85, 10350612), (90, 9775578), (102, 8625510), (108, 8146315), (135, 6517052), (153, 5750340), (170, 5175306), (180, 4887789), (204, 4312755), (239, 3681180), (255, 3450204), (270, 3258526), (306, 2875170), (340, 2587653), (401, 2194020), (459, 1916780), (478, 1840590), (510, 1725102), (540, 1629263), (612, 1437585), (717, 1227060), (765, 1150068), (802, 1097010), (918, 958390), (956, 920295), (1020, 862551), (1195, 736236), (1203, 731340), (1434, 613530), (1530, 575034), (1604, 548505), (1836, 479195), (2005, 438804), (2151, 409020), (2295, 383356), (2390, 368118), (2406, 365670), (2868, 306765), (3060, 287517), (3585, 245412), (3609, 243780), (4010, 219402), (4063, 216540), (4302, 204510), (4590, 191678), (4780, 184059), (4812, 182835), (6015, 146268), (6453, 136340), (6817, 129060), (7170, 122706), (7218, 121890), (8020, 109701), (8126, 108270), (8604, 102255), (9180, 95839), (10755, 81804), (10827, 81260), (12030, 73134), (12189, 72180), (12906, 68170), (13634, 64530), (14340, 61353), (14436, 60945), (16252, 54135), (18045, 48756), (20315, 43308), (20451, 43020), (21510, 40902), (21654, 40630), (24060, 36567), (24378, 36090), (25812, 34085), (27268, 32265)]