16920540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1033}}^1$

素因数の和:1068

約数の個数: 144

約数和(自身を含む): 63231168

約数和(自身を除く): 46310628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1033, 1092, 1170, 1260, 1365, 1638, 1820, 2066, 2340, 2730, 3099, 3276, 4095, 4132, 5165, 5460, 6198, 7231, 8190, 9297, 10330, 12396, 13429, 14462, 15495, 16380, 18594, 20660, 21693, 26858, 28924, 30990, 36155, 37188, 40287, 43386, 46485, 53716, 61980, 65079, 67145, 72310, 80574, 86772, 92970, 94003, 108465, 120861, 130158, 134290, 144620, 161148, 185940, 188006, 201435, 216930, 241722, 260316, 268580, 282009, 325395, 376012, 402870, 433860, 470015, 483444, 564018, 604305, 650790, 805740, 846027, 940030, 1128036, 1208610, 1301580, 1410045, 1692054, 1880060, 2417220, 2820090, 3384108, 4230135, 5640180, 8460270, 16920540]

約数ペア:

[(1, 16920540), (2, 8460270), (3, 5640180), (4, 4230135), (5, 3384108), (6, 2820090), (7, 2417220), (9, 1880060), (10, 1692054), (12, 1410045), (13, 1301580), (14, 1208610), (15, 1128036), (18, 940030), (20, 846027), (21, 805740), (26, 650790), (28, 604305), (30, 564018), (35, 483444), (36, 470015), (39, 433860), (42, 402870), (45, 376012), (52, 325395), (60, 282009), (63, 268580), (65, 260316), (70, 241722), (78, 216930), (84, 201435), (90, 188006), (91, 185940), (105, 161148), (117, 144620), (126, 134290), (130, 130158), (140, 120861), (156, 108465), (180, 94003), (182, 92970), (195, 86772), (210, 80574), (234, 72310), (252, 67145), (260, 65079), (273, 61980), (315, 53716), (364, 46485), (390, 43386), (420, 40287), (455, 37188), (468, 36155), (546, 30990), (585, 28924), (630, 26858), (780, 21693), (819, 20660), (910, 18594), (1033, 16380), (1092, 15495), (1170, 14462), (1260, 13429), (1365, 12396), (1638, 10330), (1820, 9297), (2066, 8190), (2340, 7231), (2730, 6198), (3099, 5460), (3276, 5165), (4095, 4132)]