1330338880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1607}}^1$

素因数の和:1836

約数の個数: 112

約数和(自身を含む): 3430828800

約数和(自身を除く): 2100489920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 199, 208, 260, 320, 398, 416, 520, 796, 832, 995, 1040, 1592, 1607, 1990, 2080, 2587, 3184, 3214, 3980, 4160, 5174, 6368, 6428, 7960, 8035, 10348, 12736, 12856, 12935, 15920, 16070, 20696, 20891, 25712, 25870, 31840, 32140, 41392, 41782, 51424, 51740, 63680, 64280, 82784, 83564, 102848, 103480, 104455, 128560, 165568, 167128, 206960, 208910, 257120, 319793, 334256, 413920, 417820, 514240, 639586, 668512, 827840, 835640, 1279172, 1337024, 1598965, 1671280, 2558344, 3197930, 3342560, 4157309, 5116688, 6395860, 6685120, 8314618, 10233376, 12791720, 16629236, 20466752, 20786545, 25583440, 33258472, 41573090, 51166880, 66516944, 83146180, 102333760, 133033888, 166292360, 266067776, 332584720, 665169440, 1330338880]

約数ペア:

[(1, 1330338880), (2, 665169440), (4, 332584720), (5, 266067776), (8, 166292360), (10, 133033888), (13, 102333760), (16, 83146180), (20, 66516944), (26, 51166880), (32, 41573090), (40, 33258472), (52, 25583440), (64, 20786545), (65, 20466752), (80, 16629236), (104, 12791720), (130, 10233376), (160, 8314618), (199, 6685120), (208, 6395860), (260, 5116688), (320, 4157309), (398, 3342560), (416, 3197930), (520, 2558344), (796, 1671280), (832, 1598965), (995, 1337024), (1040, 1279172), (1592, 835640), (1607, 827840), (1990, 668512), (2080, 639586), (2587, 514240), (3184, 417820), (3214, 413920), (3980, 334256), (4160, 319793), (5174, 257120), (6368, 208910), (6428, 206960), (7960, 167128), (8035, 165568), (10348, 128560), (12736, 104455), (12856, 103480), (12935, 102848), (15920, 83564), (16070, 82784), (20696, 64280), (20891, 63680), (25712, 51740), (25870, 51424), (31840, 41782), (32140, 41392)]