16542540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:732

約数の個数: 144

約数和(自身を含む): 60453120

約数和(自身を除く): 43910580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 691, 798, 855, 1140, 1197, 1260, 1330, 1382, 1596, 1710, 1995, 2073, 2394, 2660, 2764, 3420, 3455, 3990, 4146, 4788, 4837, 5985, 6219, 6910, 7980, 8292, 9674, 10365, 11970, 12438, 13129, 13820, 14511, 19348, 20730, 23940, 24185, 24876, 26258, 29022, 31095, 39387, 41460, 43533, 48370, 52516, 58044, 62190, 65645, 72555, 78774, 87066, 91903, 96740, 118161, 124380, 131290, 145110, 157548, 174132, 183806, 196935, 217665, 236322, 262580, 275709, 290220, 367612, 393870, 435330, 459515, 472644, 551418, 590805, 787740, 827127, 870660, 919030, 1102836, 1181610, 1378545, 1654254, 1838060, 2363220, 2757090, 3308508, 4135635, 5514180, 8271270, 16542540]

約数ペア:

[(1, 16542540), (2, 8271270), (3, 5514180), (4, 4135635), (5, 3308508), (6, 2757090), (7, 2363220), (9, 1838060), (10, 1654254), (12, 1378545), (14, 1181610), (15, 1102836), (18, 919030), (19, 870660), (20, 827127), (21, 787740), (28, 590805), (30, 551418), (35, 472644), (36, 459515), (38, 435330), (42, 393870), (45, 367612), (57, 290220), (60, 275709), (63, 262580), (70, 236322), (76, 217665), (84, 196935), (90, 183806), (95, 174132), (105, 157548), (114, 145110), (126, 131290), (133, 124380), (140, 118161), (171, 96740), (180, 91903), (190, 87066), (210, 78774), (228, 72555), (252, 65645), (266, 62190), (285, 58044), (315, 52516), (342, 48370), (380, 43533), (399, 41460), (420, 39387), (532, 31095), (570, 29022), (630, 26258), (665, 24876), (684, 24185), (691, 23940), (798, 20730), (855, 19348), (1140, 14511), (1197, 13820), (1260, 13129), (1330, 12438), (1382, 11970), (1596, 10365), (1710, 9674), (1995, 8292), (2073, 7980), (2394, 6910), (2660, 6219), (2764, 5985), (3420, 4837), (3455, 4788), (3990, 4146)]