80937480

素因数分解:

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

素因数の和:360

約数の個数: 128

約数和(自身を含む): 263894400

約数和(自身を除く): 182956920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 307, 312, 338, 390, 507, 520, 614, 676, 780, 845, 921, 1014, 1228, 1352, 1535, 1560, 1690, 1842, 2028, 2197, 2456, 2535, 3070, 3380, 3684, 3991, 4056, 4394, 4605, 5070, 6140, 6591, 6760, 7368, 7982, 8788, 9210, 10140, 10985, 11973, 12280, 13182, 15964, 17576, 18420, 19955, 20280, 21970, 23946, 26364, 31928, 32955, 36840, 39910, 43940, 47892, 51883, 52728, 59865, 65910, 79820, 87880, 95784, 103766, 119730, 131820, 155649, 159640, 207532, 239460, 259415, 263640, 311298, 415064, 478920, 518830, 622596, 674479, 778245, 1037660, 1245192, 1348958, 1556490, 2023437, 2075320, 2697916, 3112980, 3372395, 4046874, 5395832, 6225960, 6744790, 8093748, 10117185, 13489580, 16187496, 20234370, 26979160, 40468740, 80937480]

約数ペア:

[(1, 80937480), (2, 40468740), (3, 26979160), (4, 20234370), (5, 16187496), (6, 13489580), (8, 10117185), (10, 8093748), (12, 6744790), (13, 6225960), (15, 5395832), (20, 4046874), (24, 3372395), (26, 3112980), (30, 2697916), (39, 2075320), (40, 2023437), (52, 1556490), (60, 1348958), (65, 1245192), (78, 1037660), (104, 778245), (120, 674479), (130, 622596), (156, 518830), (169, 478920), (195, 415064), (260, 311298), (307, 263640), (312, 259415), (338, 239460), (390, 207532), (507, 159640), (520, 155649), (614, 131820), (676, 119730), (780, 103766), (845, 95784), (921, 87880), (1014, 79820), (1228, 65910), (1352, 59865), (1535, 52728), (1560, 51883), (1690, 47892), (1842, 43940), (2028, 39910), (2197, 36840), (2456, 32955), (2535, 31928), (3070, 26364), (3380, 23946), (3684, 21970), (3991, 20280), (4056, 19955), (4394, 18420), (4605, 17576), (5070, 15964), (6140, 13182), (6591, 12280), (6760, 11973), (7368, 10985), (7982, 10140), (8788, 9210)]