306285720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196337}}^1$

素因数の和:196364

約数の個数: 64

約数和(自身を含む): 989543520

約数和(自身を除く): 683257800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 196337, 392674, 589011, 785348, 981685, 1178022, 1570696, 1963370, 2356044, 2552381, 2945055, 3926740, 4712088, 5104762, 5890110, 7657143, 7853480, 10209524, 11780220, 12761905, 15314286, 20419048, 23560440, 25523810, 30628572, 38285715, 51047620, 61257144, 76571430, 102095240, 153142860, 306285720]

約数ペア:

[(1, 306285720), (2, 153142860), (3, 102095240), (4, 76571430), (5, 61257144), (6, 51047620), (8, 38285715), (10, 30628572), (12, 25523810), (13, 23560440), (15, 20419048), (20, 15314286), (24, 12761905), (26, 11780220), (30, 10209524), (39, 7853480), (40, 7657143), (52, 5890110), (60, 5104762), (65, 4712088), (78, 3926740), (104, 2945055), (120, 2552381), (130, 2356044), (156, 1963370), (195, 1570696), (260, 1178022), (312, 981685), (390, 785348), (520, 589011), (780, 392674), (1560, 196337)]