315120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:130

約数の個数: 80

約数和(自身を含む): 1062432

約数和(自身を除く): 747312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 101, 104, 120, 130, 156, 195, 202, 208, 240, 260, 303, 312, 390, 404, 505, 520, 606, 624, 780, 808, 1010, 1040, 1212, 1313, 1515, 1560, 1616, 2020, 2424, 2626, 3030, 3120, 3939, 4040, 4848, 5252, 6060, 6565, 7878, 8080, 10504, 12120, 13130, 15756, 19695, 21008, 24240, 26260, 31512, 39390, 52520, 63024, 78780, 105040, 157560, 315120]

約数ペア:

[(1, 315120), (2, 157560), (3, 105040), (4, 78780), (5, 63024), (6, 52520), (8, 39390), (10, 31512), (12, 26260), (13, 24240), (15, 21008), (16, 19695), (20, 15756), (24, 13130), (26, 12120), (30, 10504), (39, 8080), (40, 7878), (48, 6565), (52, 6060), (60, 5252), (65, 4848), (78, 4040), (80, 3939), (101, 3120), (104, 3030), (120, 2626), (130, 2424), (156, 2020), (195, 1616), (202, 1560), (208, 1515), (240, 1313), (260, 1212), (303, 1040), (312, 1010), (390, 808), (404, 780), (505, 624), (520, 606)]