287091870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7589}}^1$

素因数の和:7709

約数の個数: 64

約数和(自身を含む): 749770560

約数和(自身を除く): 462678690

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 97, 130, 194, 195, 291, 390, 485, 582, 970, 1261, 1455, 2522, 2910, 3783, 6305, 7566, 7589, 12610, 15178, 18915, 22767, 37830, 37945, 45534, 75890, 98657, 113835, 197314, 227670, 295971, 493285, 591942, 736133, 986570, 1472266, 1479855, 2208399, 2959710, 3680665, 4416798, 7361330, 9569729, 11041995, 19139458, 22083990, 28709187, 47848645, 57418374, 95697290, 143545935, 287091870]

約数ペア:

[(1, 287091870), (2, 143545935), (3, 95697290), (5, 57418374), (6, 47848645), (10, 28709187), (13, 22083990), (15, 19139458), (26, 11041995), (30, 9569729), (39, 7361330), (65, 4416798), (78, 3680665), (97, 2959710), (130, 2208399), (194, 1479855), (195, 1472266), (291, 986570), (390, 736133), (485, 591942), (582, 493285), (970, 295971), (1261, 227670), (1455, 197314), (2522, 113835), (2910, 98657), (3783, 75890), (6305, 45534), (7566, 37945), (7589, 37830), (12610, 22767), (15178, 18915)]