319905120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21499}}^1$

素因数の和:21548

約数の個数: 96

約数和(自身を含む): 1040256000

約数和(自身を除く): 720350880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 21499, 42998, 64497, 85996, 107495, 128994, 171992, 214990, 257988, 322485, 343984, 429980, 515976, 644970, 666469, 687968, 859960, 1031952, 1289940, 1332938, 1719920, 1999407, 2063904, 2579880, 2665876, 3332345, 3439840, 3998814, 5159760, 5331752, 6664690, 7997628, 9997035, 10319520, 10663504, 13329380, 15995256, 19994070, 21327008, 26658760, 31990512, 39988140, 53317520, 63981024, 79976280, 106635040, 159952560, 319905120]

約数ペア:

[(1, 319905120), (2, 159952560), (3, 106635040), (4, 79976280), (5, 63981024), (6, 53317520), (8, 39988140), (10, 31990512), (12, 26658760), (15, 21327008), (16, 19994070), (20, 15995256), (24, 13329380), (30, 10663504), (31, 10319520), (32, 9997035), (40, 7997628), (48, 6664690), (60, 5331752), (62, 5159760), (80, 3998814), (93, 3439840), (96, 3332345), (120, 2665876), (124, 2579880), (155, 2063904), (160, 1999407), (186, 1719920), (240, 1332938), (248, 1289940), (310, 1031952), (372, 859960), (465, 687968), (480, 666469), (496, 644970), (620, 515976), (744, 429980), (930, 343984), (992, 322485), (1240, 257988), (1488, 214990), (1860, 171992), (2480, 128994), (2976, 107495), (3720, 85996), (4960, 64497), (7440, 42998), (14880, 21499)]