209399280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{23581}}^1$

素因数の和:23634

約数の個数: 80

約数和(自身を含む): 666710304

約数和(自身を除く): 457311024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 23581, 47162, 70743, 94324, 117905, 141486, 188648, 235810, 282972, 353715, 377296, 471620, 565944, 707430, 872497, 943240, 1131888, 1414860, 1744994, 1886480, 2617491, 2829720, 3489988, 4362485, 5234982, 5659440, 6979976, 8724970, 10469964, 13087455, 13959952, 17449940, 20939928, 26174910, 34899880, 41879856, 52349820, 69799760, 104699640, 209399280]

約数ペア:

[(1, 209399280), (2, 104699640), (3, 69799760), (4, 52349820), (5, 41879856), (6, 34899880), (8, 26174910), (10, 20939928), (12, 17449940), (15, 13959952), (16, 13087455), (20, 10469964), (24, 8724970), (30, 6979976), (37, 5659440), (40, 5234982), (48, 4362485), (60, 3489988), (74, 2829720), (80, 2617491), (111, 1886480), (120, 1744994), (148, 1414860), (185, 1131888), (222, 943240), (240, 872497), (296, 707430), (370, 565944), (444, 471620), (555, 377296), (592, 353715), (740, 282972), (888, 235810), (1110, 188648), (1480, 141486), (1776, 117905), (2220, 94324), (2960, 70743), (4440, 47162), (8880, 23581)]