778815060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{212791}}^1$

素因数の和:212864

約数の個数: 48

約数和(自身を含む): 2216441472

約数和(自身を除く): 1437626412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 212791, 425582, 638373, 851164, 1063955, 1276746, 2127910, 2553492, 3191865, 4255820, 6383730, 12767460, 12980251, 25960502, 38940753, 51921004, 64901255, 77881506, 129802510, 155763012, 194703765, 259605020, 389407530, 778815060]

約数ペア:

[(1, 778815060), (2, 389407530), (3, 259605020), (4, 194703765), (5, 155763012), (6, 129802510), (10, 77881506), (12, 64901255), (15, 51921004), (20, 38940753), (30, 25960502), (60, 12980251), (61, 12767460), (122, 6383730), (183, 4255820), (244, 3191865), (305, 2553492), (366, 2127910), (610, 1276746), (732, 1063955), (915, 851164), (1220, 638373), (1830, 425582), (3660, 212791)]