772520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 2073600

約数和(自身を除く): 1301080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 89, 124, 140, 155, 178, 217, 248, 280, 310, 356, 434, 445, 620, 623, 712, 868, 890, 1085, 1240, 1246, 1736, 1780, 2170, 2492, 2759, 3115, 3560, 4340, 4984, 5518, 6230, 8680, 11036, 12460, 13795, 19313, 22072, 24920, 27590, 38626, 55180, 77252, 96565, 110360, 154504, 193130, 386260, 772520]

約数ペア:

[(1, 772520), (2, 386260), (4, 193130), (5, 154504), (7, 110360), (8, 96565), (10, 77252), (14, 55180), (20, 38626), (28, 27590), (31, 24920), (35, 22072), (40, 19313), (56, 13795), (62, 12460), (70, 11036), (89, 8680), (124, 6230), (140, 5518), (155, 4984), (178, 4340), (217, 3560), (248, 3115), (280, 2759), (310, 2492), (356, 2170), (434, 1780), (445, 1736), (620, 1246), (623, 1240), (712, 1085), (868, 890)]