261850860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:797

約数の個数: 192

約数和(自身を含む): 880588800

約数和(自身を除く): 618737940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 29, 30, 36, 45, 46, 54, 58, 60, 69, 87, 90, 92, 108, 115, 116, 135, 138, 145, 174, 180, 207, 230, 261, 270, 276, 290, 345, 348, 414, 435, 460, 522, 540, 580, 621, 667, 690, 727, 783, 828, 870, 1035, 1044, 1242, 1305, 1334, 1380, 1454, 1566, 1740, 2001, 2070, 2181, 2484, 2610, 2668, 2908, 3105, 3132, 3335, 3635, 3915, 4002, 4140, 4362, 5220, 6003, 6210, 6543, 6670, 7270, 7830, 8004, 8724, 10005, 10905, 12006, 12420, 13086, 13340, 14540, 15660, 16721, 18009, 19629, 20010, 21083, 21810, 24012, 26172, 30015, 32715, 33442, 36018, 39258, 40020, 42166, 43620, 50163, 60030, 63249, 65430, 66884, 72036, 78516, 83605, 84332, 90045, 98145, 100326, 105415, 120060, 126498, 130860, 150489, 167210, 180090, 189747, 196290, 200652, 210830, 250815, 252996, 300978, 316245, 334420, 360180, 379494, 392580, 421660, 451467, 484909, 501630, 569241, 601956, 632490, 752445, 758988, 902934, 948735, 969818, 1003260, 1138482, 1264980, 1454727, 1504890, 1805868, 1897470, 1939636, 2257335, 2276964, 2424545, 2846205, 2909454, 3009780, 3794940, 4364181, 4514670, 4849090, 5692410, 5818908, 7273635, 8728362, 9029340, 9698180, 11384820, 13092543, 14547270, 17456724, 21820905, 26185086, 29094540, 43641810, 52370172, 65462715, 87283620, 130925430, 261850860]

約数ペア:

[(1, 261850860), (2, 130925430), (3, 87283620), (4, 65462715), (5, 52370172), (6, 43641810), (9, 29094540), (10, 26185086), (12, 21820905), (15, 17456724), (18, 14547270), (20, 13092543), (23, 11384820), (27, 9698180), (29, 9029340), (30, 8728362), (36, 7273635), (45, 5818908), (46, 5692410), (54, 4849090), (58, 4514670), (60, 4364181), (69, 3794940), (87, 3009780), (90, 2909454), (92, 2846205), (108, 2424545), (115, 2276964), (116, 2257335), (135, 1939636), (138, 1897470), (145, 1805868), (174, 1504890), (180, 1454727), (207, 1264980), (230, 1138482), (261, 1003260), (270, 969818), (276, 948735), (290, 902934), (345, 758988), (348, 752445), (414, 632490), (435, 601956), (460, 569241), (522, 501630), (540, 484909), (580, 451467), (621, 421660), (667, 392580), (690, 379494), (727, 360180), (783, 334420), (828, 316245), (870, 300978), (1035, 252996), (1044, 250815), (1242, 210830), (1305, 200652), (1334, 196290), (1380, 189747), (1454, 180090), (1566, 167210), (1740, 150489), (2001, 130860), (2070, 126498), (2181, 120060), (2484, 105415), (2610, 100326), (2668, 98145), (2908, 90045), (3105, 84332), (3132, 83605), (3335, 78516), (3635, 72036), (3915, 66884), (4002, 65430), (4140, 63249), (4362, 60030), (5220, 50163), (6003, 43620), (6210, 42166), (6543, 40020), (6670, 39258), (7270, 36018), (7830, 33442), (8004, 32715), (8724, 30015), (10005, 26172), (10905, 24012), (12006, 21810), (12420, 21083), (13086, 20010), (13340, 19629), (14540, 18009), (15660, 16721)]