78477084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1303}}^1$

素因数の和:1559

約数の個数: 72

約数和(自身を含む): 227834880

約数和(自身を除く): 149357796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 239, 252, 478, 717, 956, 1303, 1434, 1673, 2151, 2606, 2868, 3346, 3909, 4302, 5019, 5212, 6692, 7818, 8604, 9121, 10038, 11727, 15057, 15636, 18242, 20076, 23454, 27363, 30114, 36484, 46908, 54726, 60228, 82089, 109452, 164178, 311417, 328356, 622834, 934251, 1245668, 1868502, 2179919, 2802753, 3737004, 4359838, 5605506, 6539757, 8719676, 11211012, 13079514, 19619271, 26159028, 39238542, 78477084]

約数ペア:

[(1, 78477084), (2, 39238542), (3, 26159028), (4, 19619271), (6, 13079514), (7, 11211012), (9, 8719676), (12, 6539757), (14, 5605506), (18, 4359838), (21, 3737004), (28, 2802753), (36, 2179919), (42, 1868502), (63, 1245668), (84, 934251), (126, 622834), (239, 328356), (252, 311417), (478, 164178), (717, 109452), (956, 82089), (1303, 60228), (1434, 54726), (1673, 46908), (2151, 36484), (2606, 30114), (2868, 27363), (3346, 23454), (3909, 20076), (4302, 18242), (5019, 15636), (5212, 15057), (6692, 11727), (7818, 10038), (8604, 9121)]