157029680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 160

約数和(自身を含む): 417830400

約数和(自身を除く): 260800720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 59, 68, 76, 80, 85, 95, 103, 118, 136, 152, 170, 190, 206, 236, 272, 295, 304, 323, 340, 380, 412, 472, 515, 590, 646, 680, 760, 824, 944, 1003, 1030, 1121, 1180, 1292, 1360, 1520, 1615, 1648, 1751, 1957, 2006, 2060, 2242, 2360, 2584, 3230, 3502, 3914, 4012, 4120, 4484, 4720, 5015, 5168, 5605, 6077, 6460, 7004, 7828, 8024, 8240, 8755, 8968, 9785, 10030, 11210, 12154, 12920, 14008, 15656, 16048, 17510, 17936, 19057, 19570, 20060, 22420, 24308, 25840, 28016, 30385, 31312, 33269, 35020, 38114, 39140, 40120, 44840, 48616, 60770, 66538, 70040, 76228, 78280, 80240, 89680, 95285, 97232, 103309, 115463, 121540, 133076, 140080, 152456, 156560, 166345, 190570, 206618, 230926, 243080, 266152, 304912, 332690, 381140, 413236, 461852, 486160, 516545, 532304, 577315, 665380, 762280, 826472, 923704, 1033090, 1154630, 1330760, 1524560, 1652944, 1847408, 1962871, 2066180, 2309260, 2661520, 3925742, 4132360, 4618520, 7851484, 8264720, 9237040, 9814355, 15702968, 19628710, 31405936, 39257420, 78514840, 157029680]

約数ペア:

[(1, 157029680), (2, 78514840), (4, 39257420), (5, 31405936), (8, 19628710), (10, 15702968), (16, 9814355), (17, 9237040), (19, 8264720), (20, 7851484), (34, 4618520), (38, 4132360), (40, 3925742), (59, 2661520), (68, 2309260), (76, 2066180), (80, 1962871), (85, 1847408), (95, 1652944), (103, 1524560), (118, 1330760), (136, 1154630), (152, 1033090), (170, 923704), (190, 826472), (206, 762280), (236, 665380), (272, 577315), (295, 532304), (304, 516545), (323, 486160), (340, 461852), (380, 413236), (412, 381140), (472, 332690), (515, 304912), (590, 266152), (646, 243080), (680, 230926), (760, 206618), (824, 190570), (944, 166345), (1003, 156560), (1030, 152456), (1121, 140080), (1180, 133076), (1292, 121540), (1360, 115463), (1520, 103309), (1615, 97232), (1648, 95285), (1751, 89680), (1957, 80240), (2006, 78280), (2060, 76228), (2242, 70040), (2360, 66538), (2584, 60770), (3230, 48616), (3502, 44840), (3914, 40120), (4012, 39140), (4120, 38114), (4484, 35020), (4720, 33269), (5015, 31312), (5168, 30385), (5605, 28016), (6077, 25840), (6460, 24308), (7004, 22420), (7828, 20060), (8024, 19570), (8240, 19057), (8755, 17936), (8968, 17510), (9785, 16048), (10030, 15656), (11210, 14008), (12154, 12920)]