20956904784

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:682

約数の個数: 240

約数和(自身を含む): 61782801600

約数和(自身を除く): 40825896816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 59, 72, 74, 111, 118, 144, 148, 163, 177, 222, 236, 296, 326, 333, 354, 409, 444, 472, 489, 531, 592, 652, 666, 708, 818, 888, 944, 978, 1062, 1227, 1304, 1332, 1416, 1467, 1636, 1776, 1956, 2124, 2183, 2454, 2608, 2664, 2832, 2934, 3272, 3681, 3912, 4248, 4366, 4908, 5328, 5868, 6031, 6544, 6549, 7362, 7824, 8496, 8732, 9617, 9816, 11736, 12062, 13098, 14724, 15133, 17464, 18093, 19234, 19632, 19647, 23472, 24124, 24131, 26196, 28851, 29448, 30266, 34928, 36186, 38468, 39294, 45399, 48248, 48262, 52392, 54279, 57702, 58896, 60532, 66667, 72372, 72393, 76936, 78588, 86553, 90798, 96496, 96524, 104784, 108558, 115404, 121064, 133334, 136197, 144744, 144786, 153872, 157176, 173106, 181596, 193048, 200001, 217116, 217179, 230808, 242128, 266668, 272394, 289488, 289572, 314352, 346212, 355829, 363192, 386096, 400002, 434232, 434358, 461616, 533336, 544788, 579144, 600003, 692424, 711658, 726384, 800004, 868464, 868716, 892847, 1066672, 1067487, 1089576, 1158288, 1200006, 1384848, 1423316, 1600008, 1737432, 1785694, 2134974, 2179152, 2400012, 2466679, 2678541, 2846632, 3200016, 3202461, 3474864, 3571388, 3933353, 4269948, 4800024, 4933358, 5357082, 5693264, 6404922, 7142776, 7400037, 7866706, 8035623, 8539896, 9600048, 9866716, 10714164, 11800059, 12809844, 14285552, 14800074, 15733412, 16071246, 17079792, 19733432, 21428328, 22200111, 23600118, 25619688, 29600148, 31466824, 32142492, 35400177, 39466864, 42856656, 44400222, 47200236, 51239376, 59200296, 62933648, 64284984, 70800354, 88800444, 94400472, 118400592, 128569968, 141600708, 145534061, 177600888, 188800944, 283201416, 291068122, 355201776, 436602183, 566402832, 582136244, 873204366, 1164272488, 1309806549, 1746408732, 2328544976, 2619613098, 3492817464, 5239226196, 6985634928, 10478452392, 20956904784]

約数ペア:

[(1, 20956904784), (2, 10478452392), (3, 6985634928), (4, 5239226196), (6, 3492817464), (8, 2619613098), (9, 2328544976), (12, 1746408732), (16, 1309806549), (18, 1164272488), (24, 873204366), (36, 582136244), (37, 566402832), (48, 436602183), (59, 355201776), (72, 291068122), (74, 283201416), (111, 188800944), (118, 177600888), (144, 145534061), (148, 141600708), (163, 128569968), (177, 118400592), (222, 94400472), (236, 88800444), (296, 70800354), (326, 64284984), (333, 62933648), (354, 59200296), (409, 51239376), (444, 47200236), (472, 44400222), (489, 42856656), (531, 39466864), (592, 35400177), (652, 32142492), (666, 31466824), (708, 29600148), (818, 25619688), (888, 23600118), (944, 22200111), (978, 21428328), (1062, 19733432), (1227, 17079792), (1304, 16071246), (1332, 15733412), (1416, 14800074), (1467, 14285552), (1636, 12809844), (1776, 11800059), (1956, 10714164), (2124, 9866716), (2183, 9600048), (2454, 8539896), (2608, 8035623), (2664, 7866706), (2832, 7400037), (2934, 7142776), (3272, 6404922), (3681, 5693264), (3912, 5357082), (4248, 4933358), (4366, 4800024), (4908, 4269948), (5328, 3933353), (5868, 3571388), (6031, 3474864), (6544, 3202461), (6549, 3200016), (7362, 2846632), (7824, 2678541), (8496, 2466679), (8732, 2400012), (9617, 2179152), (9816, 2134974), (11736, 1785694), (12062, 1737432), (13098, 1600008), (14724, 1423316), (15133, 1384848), (17464, 1200006), (18093, 1158288), (19234, 1089576), (19632, 1067487), (19647, 1066672), (23472, 892847), (24124, 868716), (24131, 868464), (26196, 800004), (28851, 726384), (29448, 711658), (30266, 692424), (34928, 600003), (36186, 579144), (38468, 544788), (39294, 533336), (45399, 461616), (48248, 434358), (48262, 434232), (52392, 400002), (54279, 386096), (57702, 363192), (58896, 355829), (60532, 346212), (66667, 314352), (72372, 289572), (72393, 289488), (76936, 272394), (78588, 266668), (86553, 242128), (90798, 230808), (96496, 217179), (96524, 217116), (104784, 200001), (108558, 193048), (115404, 181596), (121064, 173106), (133334, 157176), (136197, 153872), (144744, 144786)]