121406220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{307}}^1$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 400239840

約数和(自身を除く): 278833620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 307, 338, 390, 468, 507, 585, 614, 676, 780, 845, 921, 1014, 1170, 1228, 1521, 1535, 1690, 1842, 2028, 2197, 2340, 2535, 2763, 3042, 3070, 3380, 3684, 3991, 4394, 4605, 5070, 5526, 6084, 6140, 6591, 7605, 7982, 8788, 9210, 10140, 10985, 11052, 11973, 13182, 13815, 15210, 15964, 18420, 19773, 19955, 21970, 23946, 26364, 27630, 30420, 32955, 35919, 39546, 39910, 43940, 47892, 51883, 55260, 59865, 65910, 71838, 79092, 79820, 98865, 103766, 119730, 131820, 143676, 155649, 179595, 197730, 207532, 239460, 259415, 311298, 359190, 395460, 466947, 518830, 622596, 674479, 718380, 778245, 933894, 1037660, 1348958, 1556490, 1867788, 2023437, 2334735, 2697916, 3112980, 3372395, 4046874, 4669470, 6070311, 6744790, 8093748, 9338940, 10117185, 12140622, 13489580, 20234370, 24281244, 30351555, 40468740, 60703110, 121406220]

約数ペア:

[(1, 121406220), (2, 60703110), (3, 40468740), (4, 30351555), (5, 24281244), (6, 20234370), (9, 13489580), (10, 12140622), (12, 10117185), (13, 9338940), (15, 8093748), (18, 6744790), (20, 6070311), (26, 4669470), (30, 4046874), (36, 3372395), (39, 3112980), (45, 2697916), (52, 2334735), (60, 2023437), (65, 1867788), (78, 1556490), (90, 1348958), (117, 1037660), (130, 933894), (156, 778245), (169, 718380), (180, 674479), (195, 622596), (234, 518830), (260, 466947), (307, 395460), (338, 359190), (390, 311298), (468, 259415), (507, 239460), (585, 207532), (614, 197730), (676, 179595), (780, 155649), (845, 143676), (921, 131820), (1014, 119730), (1170, 103766), (1228, 98865), (1521, 79820), (1535, 79092), (1690, 71838), (1842, 65910), (2028, 59865), (2197, 55260), (2340, 51883), (2535, 47892), (2763, 43940), (3042, 39910), (3070, 39546), (3380, 35919), (3684, 32955), (3991, 30420), (4394, 27630), (4605, 26364), (5070, 23946), (5526, 21970), (6084, 19955), (6140, 19773), (6591, 18420), (7605, 15964), (7982, 15210), (8788, 13815), (9210, 13182), (10140, 11973), (10985, 11052)]