420178968

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1987}}^1$

素因数の和:2102

約数の個数: 128

約数和(自身を含む): 1288224000

約数和(自身を除く): 868045032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 89, 99, 108, 132, 178, 198, 216, 264, 267, 297, 356, 396, 534, 594, 712, 792, 801, 979, 1068, 1188, 1602, 1958, 1987, 2136, 2376, 2403, 2937, 3204, 3916, 3974, 4806, 5874, 5961, 6408, 7832, 7948, 8811, 9612, 11748, 11922, 15896, 17622, 17883, 19224, 21857, 23496, 23844, 26433, 35244, 35766, 43714, 47688, 52866, 53649, 65571, 70488, 71532, 87428, 105732, 107298, 131142, 143064, 174856, 176843, 196713, 211464, 214596, 262284, 353686, 393426, 429192, 524568, 530529, 590139, 707372, 786852, 1061058, 1180278, 1414744, 1573704, 1591587, 1945273, 2122116, 2360556, 3183174, 3890546, 4244232, 4721112, 4774761, 5835819, 6366348, 7781092, 9549522, 11671638, 12732696, 15562184, 17507457, 19099044, 23343276, 35014914, 38198088, 46686552, 52522371, 70029828, 105044742, 140059656, 210089484, 420178968]

約数ペア:

[(1, 420178968), (2, 210089484), (3, 140059656), (4, 105044742), (6, 70029828), (8, 52522371), (9, 46686552), (11, 38198088), (12, 35014914), (18, 23343276), (22, 19099044), (24, 17507457), (27, 15562184), (33, 12732696), (36, 11671638), (44, 9549522), (54, 7781092), (66, 6366348), (72, 5835819), (88, 4774761), (89, 4721112), (99, 4244232), (108, 3890546), (132, 3183174), (178, 2360556), (198, 2122116), (216, 1945273), (264, 1591587), (267, 1573704), (297, 1414744), (356, 1180278), (396, 1061058), (534, 786852), (594, 707372), (712, 590139), (792, 530529), (801, 524568), (979, 429192), (1068, 393426), (1188, 353686), (1602, 262284), (1958, 214596), (1987, 211464), (2136, 196713), (2376, 176843), (2403, 174856), (2937, 143064), (3204, 131142), (3916, 107298), (3974, 105732), (4806, 87428), (5874, 71532), (5961, 70488), (6408, 65571), (7832, 53649), (7948, 52866), (8811, 47688), (9612, 43714), (11748, 35766), (11922, 35244), (15896, 26433), (17622, 23844), (17883, 23496), (19224, 21857)]