156765420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1499}}^1$

素因数の和:1604

約数の個数: 144

約数和(自身を含む): 550368000

約数和(自身を除く): 393602580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 83, 84, 90, 105, 126, 140, 166, 180, 210, 249, 252, 315, 332, 415, 420, 498, 581, 630, 747, 830, 996, 1162, 1245, 1260, 1494, 1499, 1660, 1743, 2324, 2490, 2905, 2988, 2998, 3486, 3735, 4497, 4980, 5229, 5810, 5996, 6972, 7470, 7495, 8715, 8994, 10458, 10493, 11620, 13491, 14940, 14990, 17430, 17988, 20916, 20986, 22485, 26145, 26982, 29980, 31479, 34860, 41972, 44970, 52290, 52465, 53964, 62958, 67455, 89940, 94437, 104580, 104930, 124417, 125916, 134910, 157395, 188874, 209860, 248834, 269820, 314790, 373251, 377748, 472185, 497668, 622085, 629580, 746502, 870919, 944370, 1119753, 1244170, 1493004, 1741838, 1866255, 1888740, 2239506, 2488340, 2612757, 3483676, 3732510, 4354595, 4479012, 5225514, 5598765, 7465020, 7838271, 8709190, 10451028, 11197530, 13063785, 15676542, 17418380, 22395060, 26127570, 31353084, 39191355, 52255140, 78382710, 156765420]

約数ペア:

[(1, 156765420), (2, 78382710), (3, 52255140), (4, 39191355), (5, 31353084), (6, 26127570), (7, 22395060), (9, 17418380), (10, 15676542), (12, 13063785), (14, 11197530), (15, 10451028), (18, 8709190), (20, 7838271), (21, 7465020), (28, 5598765), (30, 5225514), (35, 4479012), (36, 4354595), (42, 3732510), (45, 3483676), (60, 2612757), (63, 2488340), (70, 2239506), (83, 1888740), (84, 1866255), (90, 1741838), (105, 1493004), (126, 1244170), (140, 1119753), (166, 944370), (180, 870919), (210, 746502), (249, 629580), (252, 622085), (315, 497668), (332, 472185), (415, 377748), (420, 373251), (498, 314790), (581, 269820), (630, 248834), (747, 209860), (830, 188874), (996, 157395), (1162, 134910), (1245, 125916), (1260, 124417), (1494, 104930), (1499, 104580), (1660, 94437), (1743, 89940), (2324, 67455), (2490, 62958), (2905, 53964), (2988, 52465), (2998, 52290), (3486, 44970), (3735, 41972), (4497, 34860), (4980, 31479), (5229, 29980), (5810, 26982), (5996, 26145), (6972, 22485), (7470, 20986), (7495, 20916), (8715, 17988), (8994, 17430), (10458, 14990), (10493, 14940), (11620, 13491)]