18679986640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{1483}}^1$

素因数の和:1857

約数の個数: 160

約数和(自身を含む): 50452770816

約数和(自身を除く): 31772784176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 83, 112, 140, 166, 271, 280, 332, 415, 542, 560, 581, 664, 830, 1084, 1162, 1328, 1355, 1483, 1660, 1897, 2168, 2324, 2710, 2905, 2966, 3320, 3794, 4336, 4648, 5420, 5810, 5932, 6640, 7415, 7588, 9296, 9485, 10381, 10840, 11620, 11864, 14830, 15176, 18970, 20762, 21680, 22493, 23240, 23728, 29660, 30352, 37940, 41524, 44986, 46480, 51905, 59320, 75880, 83048, 89972, 103810, 112465, 118640, 123089, 151760, 157451, 166096, 179944, 207620, 224930, 246178, 314902, 359888, 401893, 415240, 449860, 492356, 615445, 629804, 787255, 803786, 830480, 861623, 899720, 984712, 1230890, 1259608, 1574510, 1607572, 1723246, 1799440, 1969424, 2009465, 2461780, 2519216, 2813251, 3149020, 3215144, 3446492, 4018930, 4308115, 4923560, 5626502, 6298040, 6430288, 6892984, 8037860, 8616230, 9847120, 11253004, 12596080, 13785968, 14066255, 16075720, 17232460, 22506008, 28132510, 32151440, 33357119, 34464920, 45012016, 56265020, 66714238, 68929840, 112530040, 133428476, 166785595, 225060080, 233499833, 266856952, 333571190, 466999666, 533713904, 667142380, 933999332, 1167499165, 1334284760, 1867998664, 2334998330, 2668569520, 3735997328, 4669996660, 9339993320, 18679986640]

約数ペア:

[(1, 18679986640), (2, 9339993320), (4, 4669996660), (5, 3735997328), (7, 2668569520), (8, 2334998330), (10, 1867998664), (14, 1334284760), (16, 1167499165), (20, 933999332), (28, 667142380), (35, 533713904), (40, 466999666), (56, 333571190), (70, 266856952), (80, 233499833), (83, 225060080), (112, 166785595), (140, 133428476), (166, 112530040), (271, 68929840), (280, 66714238), (332, 56265020), (415, 45012016), (542, 34464920), (560, 33357119), (581, 32151440), (664, 28132510), (830, 22506008), (1084, 17232460), (1162, 16075720), (1328, 14066255), (1355, 13785968), (1483, 12596080), (1660, 11253004), (1897, 9847120), (2168, 8616230), (2324, 8037860), (2710, 6892984), (2905, 6430288), (2966, 6298040), (3320, 5626502), (3794, 4923560), (4336, 4308115), (4648, 4018930), (5420, 3446492), (5810, 3215144), (5932, 3149020), (6640, 2813251), (7415, 2519216), (7588, 2461780), (9296, 2009465), (9485, 1969424), (10381, 1799440), (10840, 1723246), (11620, 1607572), (11864, 1574510), (14830, 1259608), (15176, 1230890), (18970, 984712), (20762, 899720), (21680, 861623), (22493, 830480), (23240, 803786), (23728, 787255), (29660, 629804), (30352, 615445), (37940, 492356), (41524, 449860), (44986, 415240), (46480, 401893), (51905, 359888), (59320, 314902), (75880, 246178), (83048, 224930), (89972, 207620), (103810, 179944), (112465, 166096), (118640, 157451), (123089, 151760)]