638618701680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2377}}^1\times {\mathrm{12037}}^1$

素因数の和:14464

約数の個数: 240

約数和(自身を含む): 2214993540864

約数和(自身を除く): 1576374839184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2377, 2480, 2790, 3720, 4464, 4754, 5580, 7131, 7440, 9508, 11160, 11885, 12037, 14262, 19016, 21393, 22320, 23770, 24074, 28524, 35655, 36111, 38032, 42786, 47540, 48148, 57048, 60185, 71310, 72222, 73687, 85572, 95080, 96296, 106965, 108333, 114096, 120370, 142620, 144444, 147374, 171144, 180555, 190160, 192592, 213930, 216666, 221061, 240740, 285240, 288888, 294748, 342288, 361110, 368435, 373147, 427860, 433332, 442122, 481480, 541665, 570480, 577776, 589496, 663183, 722220, 736870, 746294, 855720, 866664, 884244, 962960, 1083330, 1105305, 1119441, 1178992, 1326366, 1444440, 1473740, 1492588, 1711440, 1733328, 1768488, 1865735, 2166660, 2210610, 2238882, 2652732, 2888880, 2947480, 2985176, 3315915, 3358323, 3536976, 3731470, 4333320, 4421220, 4477764, 5305464, 5597205, 5894960, 5970352, 6631830, 6716646, 7462940, 8666640, 8842440, 8955528, 10610928, 11194410, 13263660, 13433292, 14925880, 16791615, 17684880, 17911056, 22388820, 26527320, 26866584, 28611949, 29851760, 33583230, 44777640, 53054640, 53733168, 57223898, 67166460, 85835847, 89555280, 114447796, 134332920, 143059745, 171671694, 228895592, 257507541, 268665840, 286119490, 343343388, 429179235, 457791184, 515015082, 572238980, 686686776, 858358470, 886970419, 1030030164, 1144477960, 1287537705, 1373373552, 1716716940, 1773940838, 2060060328, 2288955920, 2575075410, 2660911257, 3433433880, 3547881676, 4120120656, 4434852095, 5150150820, 5321822514, 6866867760, 7095763352, 7982733771, 8869704190, 10300301640, 10643645028, 13304556285, 14191526704, 15965467542, 17739408380, 20600603280, 21287290056, 26609112570, 31930935084, 35478816760, 39913668855, 42574580112, 53218225140, 63861870168, 70957633520, 79827337710, 106436450280, 127723740336, 159654675420, 212872900560, 319309350840, 638618701680]

約数ペア:

[(1, 638618701680), (2, 319309350840), (3, 212872900560), (4, 159654675420), (5, 127723740336), (6, 106436450280), (8, 79827337710), (9, 70957633520), (10, 63861870168), (12, 53218225140), (15, 42574580112), (16, 39913668855), (18, 35478816760), (20, 31930935084), (24, 26609112570), (30, 21287290056), (31, 20600603280), (36, 17739408380), (40, 15965467542), (45, 14191526704), (48, 13304556285), (60, 10643645028), (62, 10300301640), (72, 8869704190), (80, 7982733771), (90, 7095763352), (93, 6866867760), (120, 5321822514), (124, 5150150820), (144, 4434852095), (155, 4120120656), (180, 3547881676), (186, 3433433880), (240, 2660911257), (248, 2575075410), (279, 2288955920), (310, 2060060328), (360, 1773940838), (372, 1716716940), (465, 1373373552), (496, 1287537705), (558, 1144477960), (620, 1030030164), (720, 886970419), (744, 858358470), (930, 686686776), (1116, 572238980), (1240, 515015082), (1395, 457791184), (1488, 429179235), (1860, 343343388), (2232, 286119490), (2377, 268665840), (2480, 257507541), (2790, 228895592), (3720, 171671694), (4464, 143059745), (4754, 134332920), (5580, 114447796), (7131, 89555280), (7440, 85835847), (9508, 67166460), (11160, 57223898), (11885, 53733168), (12037, 53054640), (14262, 44777640), (19016, 33583230), (21393, 29851760), (22320, 28611949), (23770, 26866584), (24074, 26527320), (28524, 22388820), (35655, 17911056), (36111, 17684880), (38032, 16791615), (42786, 14925880), (47540, 13433292), (48148, 13263660), (57048, 11194410), (60185, 10610928), (71310, 8955528), (72222, 8842440), (73687, 8666640), (85572, 7462940), (95080, 6716646), (96296, 6631830), (106965, 5970352), (108333, 5894960), (114096, 5597205), (120370, 5305464), (142620, 4477764), (144444, 4421220), (147374, 4333320), (171144, 3731470), (180555, 3536976), (190160, 3358323), (192592, 3315915), (213930, 2985176), (216666, 2947480), (221061, 2888880), (240740, 2652732), (285240, 2238882), (288888, 2210610), (294748, 2166660), (342288, 1865735), (361110, 1768488), (368435, 1733328), (373147, 1711440), (427860, 1492588), (433332, 1473740), (442122, 1444440), (481480, 1326366), (541665, 1178992), (570480, 1119441), (577776, 1105305), (589496, 1083330), (663183, 962960), (722220, 884244), (736870, 866664), (746294, 855720)]