855355140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4093}}^1$

素因数の和:4160

約数の個数: 144

約数和(自身を含む): 2753919168

約数和(自身を除く): 1898564028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 243, 258, 270, 324, 387, 405, 430, 486, 516, 540, 645, 774, 810, 860, 972, 1161, 1215, 1290, 1548, 1620, 1935, 2322, 2430, 2580, 3483, 3870, 4093, 4644, 4860, 5805, 6966, 7740, 8186, 10449, 11610, 12279, 13932, 16372, 17415, 20465, 20898, 23220, 24558, 34830, 36837, 40930, 41796, 49116, 52245, 61395, 69660, 73674, 81860, 104490, 110511, 122790, 147348, 175999, 184185, 208980, 221022, 245580, 331533, 351998, 368370, 442044, 527997, 552555, 663066, 703996, 736740, 879995, 994599, 1055994, 1105110, 1326132, 1583991, 1657665, 1759990, 1989198, 2111988, 2210220, 2639985, 3167982, 3315330, 3519980, 3978396, 4751973, 4972995, 5279970, 6335964, 6630660, 7919955, 9503946, 9945990, 10559940, 14255919, 15839910, 19007892, 19891980, 23759865, 28511838, 31679820, 42767757, 47519730, 57023676, 71279595, 85535514, 95039460, 142559190, 171071028, 213838785, 285118380, 427677570, 855355140]

約数ペア:

[(1, 855355140), (2, 427677570), (3, 285118380), (4, 213838785), (5, 171071028), (6, 142559190), (9, 95039460), (10, 85535514), (12, 71279595), (15, 57023676), (18, 47519730), (20, 42767757), (27, 31679820), (30, 28511838), (36, 23759865), (43, 19891980), (45, 19007892), (54, 15839910), (60, 14255919), (81, 10559940), (86, 9945990), (90, 9503946), (108, 7919955), (129, 6630660), (135, 6335964), (162, 5279970), (172, 4972995), (180, 4751973), (215, 3978396), (243, 3519980), (258, 3315330), (270, 3167982), (324, 2639985), (387, 2210220), (405, 2111988), (430, 1989198), (486, 1759990), (516, 1657665), (540, 1583991), (645, 1326132), (774, 1105110), (810, 1055994), (860, 994599), (972, 879995), (1161, 736740), (1215, 703996), (1290, 663066), (1548, 552555), (1620, 527997), (1935, 442044), (2322, 368370), (2430, 351998), (2580, 331533), (3483, 245580), (3870, 221022), (4093, 208980), (4644, 184185), (4860, 175999), (5805, 147348), (6966, 122790), (7740, 110511), (8186, 104490), (10449, 81860), (11610, 73674), (12279, 69660), (13932, 61395), (16372, 52245), (17415, 49116), (20465, 41796), (20898, 40930), (23220, 36837), (24558, 34830)]