1220437920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1493}}^1$

素因数の和:1655

約数の個数: 192

約数和(自身を含む): 4174498944

約数和(自身を除く): 2954061024

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, 65, 78, 80, 96, 104, 120, 130, 131, 156, 160, 195, 208, 240, 260, 262, 312, 390, 393, 416, 480, 520, 524, 624, 655, 780, 786, 1040, 1048, 1248, 1310, 1493, 1560, 1572, 1703, 1965, 2080, 2096, 2620, 2986, 3120, 3144, 3406, 3930, 4192, 4479, 5109, 5240, 5972, 6240, 6288, 6812, 7465, 7860, 8515, 8958, 10218, 10480, 11944, 12576, 13624, 14930, 15720, 17030, 17916, 19409, 20436, 20960, 22395, 23888, 25545, 27248, 29860, 31440, 34060, 35832, 38818, 40872, 44790, 47776, 51090, 54496, 58227, 59720, 62880, 68120, 71664, 77636, 81744, 89580, 97045, 102180, 116454, 119440, 136240, 143328, 155272, 163488, 179160, 194090, 195583, 204360, 232908, 238880, 272480, 291135, 310544, 358320, 388180, 391166, 408720, 465816, 582270, 586749, 621088, 716640, 776360, 782332, 817440, 931632, 977915, 1164540, 1173498, 1552720, 1564664, 1863264, 1955830, 2329080, 2346996, 2542579, 2933745, 3105440, 3129328, 3911660, 4658160, 4693992, 5085158, 5867490, 6258656, 7627737, 7823320, 9316320, 9387984, 10170316, 11734980, 12712895, 15255474, 15646640, 18775968, 20340632, 23469960, 25425790, 30510948, 31293280, 38138685, 40681264, 46939920, 50851580, 61021896, 76277370, 81362528, 93879840, 101703160, 122043792, 152554740, 203406320, 244087584, 305109480, 406812640, 610218960, 1220437920]

約数ペア:

[(1, 1220437920), (2, 610218960), (3, 406812640), (4, 305109480), (5, 244087584), (6, 203406320), (8, 152554740), (10, 122043792), (12, 101703160), (13, 93879840), (15, 81362528), (16, 76277370), (20, 61021896), (24, 50851580), (26, 46939920), (30, 40681264), (32, 38138685), (39, 31293280), (40, 30510948), (48, 25425790), (52, 23469960), (60, 20340632), (65, 18775968), (78, 15646640), (80, 15255474), (96, 12712895), (104, 11734980), (120, 10170316), (130, 9387984), (131, 9316320), (156, 7823320), (160, 7627737), (195, 6258656), (208, 5867490), (240, 5085158), (260, 4693992), (262, 4658160), (312, 3911660), (390, 3129328), (393, 3105440), (416, 2933745), (480, 2542579), (520, 2346996), (524, 2329080), (624, 1955830), (655, 1863264), (780, 1564664), (786, 1552720), (1040, 1173498), (1048, 1164540), (1248, 977915), (1310, 931632), (1493, 817440), (1560, 782332), (1572, 776360), (1703, 716640), (1965, 621088), (2080, 586749), (2096, 582270), (2620, 465816), (2986, 408720), (3120, 391166), (3144, 388180), (3406, 358320), (3930, 310544), (4192, 291135), (4479, 272480), (5109, 238880), (5240, 232908), (5972, 204360), (6240, 195583), (6288, 194090), (6812, 179160), (7465, 163488), (7860, 155272), (8515, 143328), (8958, 136240), (10218, 119440), (10480, 116454), (11944, 102180), (12576, 97045), (13624, 89580), (14930, 81744), (15720, 77636), (17030, 71664), (17916, 68120), (19409, 62880), (20436, 59720), (20960, 58227), (22395, 54496), (23888, 51090), (25545, 47776), (27248, 44790), (29860, 40872), (31440, 38818), (34060, 35832)]