1279448940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1699}}^1$

素因数の和:1892

約数の個数: 192

約数和(自身を含む): 4496486400

約数和(自身を除く): 3217037460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 163, 165, 210, 220, 231, 308, 326, 330, 385, 420, 462, 489, 652, 660, 770, 815, 924, 978, 1141, 1155, 1540, 1630, 1699, 1793, 1956, 2282, 2310, 2445, 3260, 3398, 3423, 3586, 4564, 4620, 4890, 5097, 5379, 5705, 6796, 6846, 7172, 8495, 8965, 9780, 10194, 10758, 11410, 11893, 12551, 13692, 16990, 17115, 17930, 18689, 20388, 21516, 22820, 23786, 25102, 25485, 26895, 33980, 34230, 35679, 35860, 37378, 37653, 47572, 50204, 50970, 53790, 56067, 59465, 62755, 68460, 71358, 74756, 75306, 93445, 101940, 107580, 112134, 118930, 125510, 130823, 142716, 150612, 178395, 186890, 188265, 224268, 237860, 251020, 261646, 276937, 280335, 356790, 373780, 376530, 392469, 523292, 553874, 560670, 654115, 713580, 753060, 784938, 830811, 1107748, 1121340, 1308230, 1384685, 1569876, 1661622, 1938559, 1962345, 2616460, 2769370, 3046307, 3323244, 3877118, 3924690, 4154055, 5538740, 5815677, 6092614, 7754236, 7849380, 8308110, 9138921, 9692795, 11631354, 12185228, 15231535, 16616220, 18277842, 19385590, 21324149, 23262708, 29078385, 30463070, 36555684, 38771180, 42648298, 45694605, 58156770, 60926140, 63972447, 85296596, 91389210, 106620745, 116313540, 127944894, 182778420, 213241490, 255889788, 319862235, 426482980, 639724470, 1279448940]

約数ペア:

[(1, 1279448940), (2, 639724470), (3, 426482980), (4, 319862235), (5, 255889788), (6, 213241490), (7, 182778420), (10, 127944894), (11, 116313540), (12, 106620745), (14, 91389210), (15, 85296596), (20, 63972447), (21, 60926140), (22, 58156770), (28, 45694605), (30, 42648298), (33, 38771180), (35, 36555684), (42, 30463070), (44, 29078385), (55, 23262708), (60, 21324149), (66, 19385590), (70, 18277842), (77, 16616220), (84, 15231535), (105, 12185228), (110, 11631354), (132, 9692795), (140, 9138921), (154, 8308110), (163, 7849380), (165, 7754236), (210, 6092614), (220, 5815677), (231, 5538740), (308, 4154055), (326, 3924690), (330, 3877118), (385, 3323244), (420, 3046307), (462, 2769370), (489, 2616460), (652, 1962345), (660, 1938559), (770, 1661622), (815, 1569876), (924, 1384685), (978, 1308230), (1141, 1121340), (1155, 1107748), (1540, 830811), (1630, 784938), (1699, 753060), (1793, 713580), (1956, 654115), (2282, 560670), (2310, 553874), (2445, 523292), (3260, 392469), (3398, 376530), (3423, 373780), (3586, 356790), (4564, 280335), (4620, 276937), (4890, 261646), (5097, 251020), (5379, 237860), (5705, 224268), (6796, 188265), (6846, 186890), (7172, 178395), (8495, 150612), (8965, 142716), (9780, 130823), (10194, 125510), (10758, 118930), (11410, 112134), (11893, 107580), (12551, 101940), (13692, 93445), (16990, 75306), (17115, 74756), (17930, 71358), (18689, 68460), (20388, 62755), (21516, 59465), (22820, 56067), (23786, 53790), (25102, 50970), (25485, 50204), (26895, 47572), (33980, 37653), (34230, 37378), (35679, 35860)]