64777560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7603}}^1$

素因数の和:7688

約数の個数: 64

約数和(自身を含む): 197095680

約数和(自身を除く): 132318120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 7603, 8520, 15206, 22809, 30412, 38015, 45618, 60824, 76030, 91236, 114045, 152060, 182472, 228090, 304120, 456180, 539813, 912360, 1079626, 1619439, 2159252, 2699065, 3238878, 4318504, 5398130, 6477756, 8097195, 10796260, 12955512, 16194390, 21592520, 32388780, 64777560]

約数ペア:

[(1, 64777560), (2, 32388780), (3, 21592520), (4, 16194390), (5, 12955512), (6, 10796260), (8, 8097195), (10, 6477756), (12, 5398130), (15, 4318504), (20, 3238878), (24, 2699065), (30, 2159252), (40, 1619439), (60, 1079626), (71, 912360), (120, 539813), (142, 456180), (213, 304120), (284, 228090), (355, 182472), (426, 152060), (568, 114045), (710, 91236), (852, 76030), (1065, 60824), (1420, 45618), (1704, 38015), (2130, 30412), (2840, 22809), (4260, 15206), (7603, 8520)]