156823380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1753}}^1$

素因数の和:1846

約数の個数: 144

約数和(自身を含む): 551625984

約数和(自身を除く): 394802604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1065, 1260, 1278, 1420, 1491, 1753, 1988, 2130, 2485, 2556, 2982, 3195, 3506, 4260, 4473, 4970, 5259, 5964, 6390, 7012, 7455, 8765, 8946, 9940, 10518, 12271, 12780, 14910, 15777, 17530, 17892, 21036, 22365, 24542, 26295, 29820, 31554, 35060, 36813, 44730, 49084, 52590, 61355, 63108, 73626, 78885, 89460, 105180, 110439, 122710, 124463, 147252, 157770, 184065, 220878, 245420, 248926, 315540, 368130, 373389, 441756, 497852, 552195, 622315, 736260, 746778, 871241, 1104390, 1120167, 1244630, 1493556, 1742482, 1866945, 2208780, 2240334, 2489260, 2613723, 3484964, 3733890, 4356205, 4480668, 5227446, 5600835, 7467780, 7841169, 8712410, 10454892, 11201670, 13068615, 15682338, 17424820, 22403340, 26137230, 31364676, 39205845, 52274460, 78411690, 156823380]

約数ペア:

[(1, 156823380), (2, 78411690), (3, 52274460), (4, 39205845), (5, 31364676), (6, 26137230), (7, 22403340), (9, 17424820), (10, 15682338), (12, 13068615), (14, 11201670), (15, 10454892), (18, 8712410), (20, 7841169), (21, 7467780), (28, 5600835), (30, 5227446), (35, 4480668), (36, 4356205), (42, 3733890), (45, 3484964), (60, 2613723), (63, 2489260), (70, 2240334), (71, 2208780), (84, 1866945), (90, 1742482), (105, 1493556), (126, 1244630), (140, 1120167), (142, 1104390), (180, 871241), (210, 746778), (213, 736260), (252, 622315), (284, 552195), (315, 497852), (355, 441756), (420, 373389), (426, 368130), (497, 315540), (630, 248926), (639, 245420), (710, 220878), (852, 184065), (994, 157770), (1065, 147252), (1260, 124463), (1278, 122710), (1420, 110439), (1491, 105180), (1753, 89460), (1988, 78885), (2130, 73626), (2485, 63108), (2556, 61355), (2982, 52590), (3195, 49084), (3506, 44730), (4260, 36813), (4473, 35060), (4970, 31554), (5259, 29820), (5964, 26295), (6390, 24542), (7012, 22365), (7455, 21036), (8765, 17892), (8946, 17530), (9940, 15777), (10518, 14910), (12271, 12780)]