427348680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{769}}^1$

素因数の和:1215

約数の個数: 128

約数和(自身を含む): 1403740800

約数和(自身を除く): 976392120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 421, 440, 660, 769, 842, 1263, 1320, 1538, 1684, 2105, 2307, 2526, 3076, 3368, 3845, 4210, 4614, 4631, 5052, 6152, 6315, 7690, 8420, 8459, 9228, 9262, 10104, 11535, 12630, 13893, 15380, 16840, 16918, 18456, 18524, 23070, 23155, 25260, 25377, 27786, 30760, 33836, 37048, 42295, 46140, 46310, 50520, 50754, 55572, 67672, 69465, 84590, 92280, 92620, 101508, 111144, 126885, 138930, 169180, 185240, 203016, 253770, 277860, 323749, 338360, 507540, 555720, 647498, 971247, 1015080, 1294996, 1618745, 1942494, 2589992, 3237490, 3561239, 3884988, 4856235, 6474980, 7122478, 7769976, 9712470, 10683717, 12949960, 14244956, 17806195, 19424940, 21367434, 28489912, 35612390, 38849880, 42734868, 53418585, 71224780, 85469736, 106837170, 142449560, 213674340, 427348680]

約数ペア:

[(1, 427348680), (2, 213674340), (3, 142449560), (4, 106837170), (5, 85469736), (6, 71224780), (8, 53418585), (10, 42734868), (11, 38849880), (12, 35612390), (15, 28489912), (20, 21367434), (22, 19424940), (24, 17806195), (30, 14244956), (33, 12949960), (40, 10683717), (44, 9712470), (55, 7769976), (60, 7122478), (66, 6474980), (88, 4856235), (110, 3884988), (120, 3561239), (132, 3237490), (165, 2589992), (220, 1942494), (264, 1618745), (330, 1294996), (421, 1015080), (440, 971247), (660, 647498), (769, 555720), (842, 507540), (1263, 338360), (1320, 323749), (1538, 277860), (1684, 253770), (2105, 203016), (2307, 185240), (2526, 169180), (3076, 138930), (3368, 126885), (3845, 111144), (4210, 101508), (4614, 92620), (4631, 92280), (5052, 84590), (6152, 69465), (6315, 67672), (7690, 55572), (8420, 50754), (8459, 50520), (9228, 46310), (9262, 46140), (10104, 42295), (11535, 37048), (12630, 33836), (13893, 30760), (15380, 27786), (16840, 25377), (16918, 25260), (18456, 23155), (18524, 23070)]