161854440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 544682880

約数和(自身を除く): 382828440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 121, 132, 142, 157, 165, 213, 220, 242, 264, 284, 314, 330, 355, 363, 426, 440, 471, 484, 568, 605, 628, 660, 710, 726, 781, 785, 852, 942, 968, 1065, 1210, 1256, 1320, 1420, 1452, 1562, 1570, 1704, 1727, 1815, 1884, 2130, 2343, 2355, 2420, 2840, 2904, 3124, 3140, 3454, 3630, 3768, 3905, 4260, 4686, 4710, 4840, 5181, 6248, 6280, 6908, 7260, 7810, 8520, 8591, 8635, 9372, 9420, 10362, 11147, 11715, 13816, 14520, 15620, 17182, 17270, 18744, 18840, 18997, 20724, 22294, 23430, 25773, 25905, 31240, 33441, 34364, 34540, 37994, 41448, 42955, 44588, 46860, 51546, 51810, 55735, 56991, 66882, 68728, 69080, 75988, 85910, 89176, 93720, 94985, 103092, 103620, 111470, 113982, 122617, 128865, 133764, 151976, 167205, 171820, 189970, 206184, 207240, 222940, 227964, 245234, 257730, 267528, 284955, 334410, 343640, 367851, 379940, 445880, 455928, 490468, 515460, 569910, 613085, 668820, 735702, 759880, 980936, 1030920, 1139820, 1226170, 1337640, 1348787, 1471404, 1839255, 2279640, 2452340, 2697574, 2942808, 3678510, 4046361, 4904680, 5395148, 6743935, 7357020, 8092722, 10790296, 13487870, 14714040, 16185444, 20231805, 26975740, 32370888, 40463610, 53951480, 80927220, 161854440]

約数ペア:

[(1, 161854440), (2, 80927220), (3, 53951480), (4, 40463610), (5, 32370888), (6, 26975740), (8, 20231805), (10, 16185444), (11, 14714040), (12, 13487870), (15, 10790296), (20, 8092722), (22, 7357020), (24, 6743935), (30, 5395148), (33, 4904680), (40, 4046361), (44, 3678510), (55, 2942808), (60, 2697574), (66, 2452340), (71, 2279640), (88, 1839255), (110, 1471404), (120, 1348787), (121, 1337640), (132, 1226170), (142, 1139820), (157, 1030920), (165, 980936), (213, 759880), (220, 735702), (242, 668820), (264, 613085), (284, 569910), (314, 515460), (330, 490468), (355, 455928), (363, 445880), (426, 379940), (440, 367851), (471, 343640), (484, 334410), (568, 284955), (605, 267528), (628, 257730), (660, 245234), (710, 227964), (726, 222940), (781, 207240), (785, 206184), (852, 189970), (942, 171820), (968, 167205), (1065, 151976), (1210, 133764), (1256, 128865), (1320, 122617), (1420, 113982), (1452, 111470), (1562, 103620), (1570, 103092), (1704, 94985), (1727, 93720), (1815, 89176), (1884, 85910), (2130, 75988), (2343, 69080), (2355, 68728), (2420, 66882), (2840, 56991), (2904, 55735), (3124, 51810), (3140, 51546), (3454, 46860), (3630, 44588), (3768, 42955), (3905, 41448), (4260, 37994), (4686, 34540), (4710, 34364), (4840, 33441), (5181, 31240), (6248, 25905), (6280, 25773), (6908, 23430), (7260, 22294), (7810, 20724), (8520, 18997), (8591, 18840), (8635, 18744), (9372, 17270), (9420, 17182), (10362, 15620), (11147, 14520), (11715, 13816)]