2489500980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3739}}^1$

素因数の和:3900

約数の個数: 144

約数和(自身を含む): 7890442560

約数和(自身を除く): 5400941580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 137, 162, 180, 243, 270, 274, 324, 405, 411, 486, 540, 548, 685, 810, 822, 972, 1215, 1233, 1370, 1620, 1644, 2055, 2430, 2466, 2740, 3699, 3739, 4110, 4860, 4932, 6165, 7398, 7478, 8220, 11097, 11217, 12330, 14796, 14956, 18495, 18695, 22194, 22434, 24660, 33291, 33651, 36990, 37390, 44388, 44868, 55485, 56085, 66582, 67302, 73980, 74780, 100953, 110970, 112170, 133164, 134604, 166455, 168255, 201906, 221940, 224340, 302859, 332910, 336510, 403812, 504765, 512243, 605718, 665820, 673020, 908577, 1009530, 1024486, 1211436, 1514295, 1536729, 1817154, 2019060, 2048972, 2561215, 3028590, 3073458, 3634308, 4542885, 4610187, 5122430, 6057180, 6146916, 7683645, 9085770, 9220374, 10244860, 13830561, 15367290, 18171540, 18440748, 23050935, 27661122, 30734580, 41491683, 46101870, 55322244, 69152805, 82983366, 92203740, 124475049, 138305610, 165966732, 207458415, 248950098, 276611220, 414916830, 497900196, 622375245, 829833660, 1244750490, 2489500980]

約数ペア:

[(1, 2489500980), (2, 1244750490), (3, 829833660), (4, 622375245), (5, 497900196), (6, 414916830), (9, 276611220), (10, 248950098), (12, 207458415), (15, 165966732), (18, 138305610), (20, 124475049), (27, 92203740), (30, 82983366), (36, 69152805), (45, 55322244), (54, 46101870), (60, 41491683), (81, 30734580), (90, 27661122), (108, 23050935), (135, 18440748), (137, 18171540), (162, 15367290), (180, 13830561), (243, 10244860), (270, 9220374), (274, 9085770), (324, 7683645), (405, 6146916), (411, 6057180), (486, 5122430), (540, 4610187), (548, 4542885), (685, 3634308), (810, 3073458), (822, 3028590), (972, 2561215), (1215, 2048972), (1233, 2019060), (1370, 1817154), (1620, 1536729), (1644, 1514295), (2055, 1211436), (2430, 1024486), (2466, 1009530), (2740, 908577), (3699, 673020), (3739, 665820), (4110, 605718), (4860, 512243), (4932, 504765), (6165, 403812), (7398, 336510), (7478, 332910), (8220, 302859), (11097, 224340), (11217, 221940), (12330, 201906), (14796, 168255), (14956, 166455), (18495, 134604), (18695, 133164), (22194, 112170), (22434, 110970), (24660, 100953), (33291, 74780), (33651, 73980), (36990, 67302), (37390, 66582), (44388, 56085), (44868, 55485)]