221560248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:701

約数の個数: 128

約数和(自身を含む): 686246400

約数和(自身を除く): 464686152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 229, 273, 312, 364, 443, 458, 546, 687, 728, 886, 916, 1092, 1329, 1374, 1603, 1772, 1832, 2184, 2658, 2748, 2977, 3101, 3206, 3544, 4809, 5316, 5496, 5759, 5954, 6202, 6412, 8931, 9303, 9618, 10632, 11518, 11908, 12404, 12824, 17277, 17862, 18606, 19236, 20839, 23036, 23816, 24808, 34554, 35724, 37212, 38472, 40313, 41678, 46072, 62517, 69108, 71448, 74424, 80626, 83356, 101447, 120939, 125034, 138216, 161252, 166712, 202894, 241878, 250068, 304341, 322504, 405788, 483756, 500136, 608682, 710129, 811576, 967512, 1217364, 1318811, 1420258, 2130387, 2434728, 2637622, 2840516, 3956433, 4260774, 5275244, 5681032, 7912866, 8521548, 9231677, 10550488, 15825732, 17043096, 18463354, 27695031, 31651464, 36926708, 55390062, 73853416, 110780124, 221560248]

約数ペア:

[(1, 221560248), (2, 110780124), (3, 73853416), (4, 55390062), (6, 36926708), (7, 31651464), (8, 27695031), (12, 18463354), (13, 17043096), (14, 15825732), (21, 10550488), (24, 9231677), (26, 8521548), (28, 7912866), (39, 5681032), (42, 5275244), (52, 4260774), (56, 3956433), (78, 2840516), (84, 2637622), (91, 2434728), (104, 2130387), (156, 1420258), (168, 1318811), (182, 1217364), (229, 967512), (273, 811576), (312, 710129), (364, 608682), (443, 500136), (458, 483756), (546, 405788), (687, 322504), (728, 304341), (886, 250068), (916, 241878), (1092, 202894), (1329, 166712), (1374, 161252), (1603, 138216), (1772, 125034), (1832, 120939), (2184, 101447), (2658, 83356), (2748, 80626), (2977, 74424), (3101, 71448), (3206, 69108), (3544, 62517), (4809, 46072), (5316, 41678), (5496, 40313), (5759, 38472), (5954, 37212), (6202, 35724), (6412, 34554), (8931, 24808), (9303, 23816), (9618, 23036), (10632, 20839), (11518, 19236), (11908, 18606), (12404, 17862), (12824, 17277)]