313472740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 777288960

約数和(自身を除く): 463816220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 83, 106, 140, 166, 212, 265, 332, 371, 415, 509, 530, 581, 742, 830, 1018, 1060, 1162, 1484, 1660, 1855, 2036, 2324, 2545, 2905, 3563, 3710, 4399, 5090, 5810, 7126, 7420, 8798, 10180, 11620, 14252, 17596, 17815, 21995, 26977, 30793, 35630, 42247, 43990, 53954, 61586, 71260, 84494, 87980, 107908, 123172, 134885, 153965, 168988, 188839, 211235, 269770, 295729, 307930, 377678, 422470, 539540, 591458, 615860, 755356, 844940, 944195, 1182916, 1478645, 1888390, 2239091, 2957290, 3776780, 4478182, 5914580, 8956364, 11195455, 15673637, 22390910, 31347274, 44781820, 62694548, 78368185, 156736370, 313472740]

約数ペア:

[(1, 313472740), (2, 156736370), (4, 78368185), (5, 62694548), (7, 44781820), (10, 31347274), (14, 22390910), (20, 15673637), (28, 11195455), (35, 8956364), (53, 5914580), (70, 4478182), (83, 3776780), (106, 2957290), (140, 2239091), (166, 1888390), (212, 1478645), (265, 1182916), (332, 944195), (371, 844940), (415, 755356), (509, 615860), (530, 591458), (581, 539540), (742, 422470), (830, 377678), (1018, 307930), (1060, 295729), (1162, 269770), (1484, 211235), (1660, 188839), (1855, 168988), (2036, 153965), (2324, 134885), (2545, 123172), (2905, 107908), (3563, 87980), (3710, 84494), (4399, 71260), (5090, 61586), (5810, 53954), (7126, 43990), (7420, 42247), (8798, 35630), (10180, 30793), (11620, 26977), (14252, 21995), (17596, 17815)]