61871880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1103

約数の個数: 128

約数和(自身を含む): 215251200

約数和(自身を除く): 153379320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1009, 1022, 1095, 1460, 1533, 1752, 2018, 2044, 2190, 2555, 2920, 3027, 3066, 4036, 4088, 4380, 5045, 5110, 6054, 6132, 7063, 7665, 8072, 8760, 10090, 10220, 12108, 12264, 14126, 15135, 15330, 20180, 20440, 21189, 24216, 28252, 30270, 30660, 35315, 40360, 42378, 56504, 60540, 61320, 70630, 73657, 84756, 105945, 121080, 141260, 147314, 169512, 211890, 220971, 282520, 294628, 368285, 423780, 441942, 515599, 589256, 736570, 847560, 883884, 1031198, 1104855, 1473140, 1546797, 1767768, 2062396, 2209710, 2577995, 2946280, 3093594, 4124792, 4419420, 5155990, 6187188, 7733985, 8838840, 10311980, 12374376, 15467970, 20623960, 30935940, 61871880]

約数ペア:

[(1, 61871880), (2, 30935940), (3, 20623960), (4, 15467970), (5, 12374376), (6, 10311980), (7, 8838840), (8, 7733985), (10, 6187188), (12, 5155990), (14, 4419420), (15, 4124792), (20, 3093594), (21, 2946280), (24, 2577995), (28, 2209710), (30, 2062396), (35, 1767768), (40, 1546797), (42, 1473140), (56, 1104855), (60, 1031198), (70, 883884), (73, 847560), (84, 736570), (105, 589256), (120, 515599), (140, 441942), (146, 423780), (168, 368285), (210, 294628), (219, 282520), (280, 220971), (292, 211890), (365, 169512), (420, 147314), (438, 141260), (511, 121080), (584, 105945), (730, 84756), (840, 73657), (876, 70630), (1009, 61320), (1022, 60540), (1095, 56504), (1460, 42378), (1533, 40360), (1752, 35315), (2018, 30660), (2044, 30270), (2190, 28252), (2555, 24216), (2920, 21189), (3027, 20440), (3066, 20180), (4036, 15330), (4088, 15135), (4380, 14126), (5045, 12264), (5110, 12108), (6054, 10220), (6132, 10090), (7063, 8760), (7665, 8072)]