2656380480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212851}}^1$

素因数の和:212884

約数の個数: 112

約数和(自身を含む): 9082820544

約数和(自身を除く): 6426440064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 212851, 425702, 638553, 851404, 1064255, 1277106, 1702808, 2128510, 2554212, 2767063, 3192765, 3405616, 4257020, 5108424, 5534126, 6385530, 6811232, 8301189, 8514040, 10216848, 11068252, 12771060, 13622464, 13835315, 16602378, 17028080, 20433696, 22136504, 25542120, 27670630, 33204756, 34056160, 40867392, 41505945, 44273008, 51084240, 55341260, 66409512, 68112320, 83011890, 88546016, 102168480, 110682520, 132819024, 166023780, 177092032, 204336960, 221365040, 265638048, 332047560, 442730080, 531276096, 664095120, 885460160, 1328190240, 2656380480]

約数ペア:

[(1, 2656380480), (2, 1328190240), (3, 885460160), (4, 664095120), (5, 531276096), (6, 442730080), (8, 332047560), (10, 265638048), (12, 221365040), (13, 204336960), (15, 177092032), (16, 166023780), (20, 132819024), (24, 110682520), (26, 102168480), (30, 88546016), (32, 83011890), (39, 68112320), (40, 66409512), (48, 55341260), (52, 51084240), (60, 44273008), (64, 41505945), (65, 40867392), (78, 34056160), (80, 33204756), (96, 27670630), (104, 25542120), (120, 22136504), (130, 20433696), (156, 17028080), (160, 16602378), (192, 13835315), (195, 13622464), (208, 12771060), (240, 11068252), (260, 10216848), (312, 8514040), (320, 8301189), (390, 6811232), (416, 6385530), (480, 5534126), (520, 5108424), (624, 4257020), (780, 3405616), (832, 3192765), (960, 2767063), (1040, 2554212), (1248, 2128510), (1560, 1702808), (2080, 1277106), (2496, 1064255), (3120, 851404), (4160, 638553), (6240, 425702), (12480, 212851)]