18766440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:712

約数の個数: 192

約数和(自身を含む): 76152960

約数和(自身を除く): 57386520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 677, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1354, 1386, 1540, 1848, 1980, 2031, 2310, 2520, 2708, 2772, 3080, 3385, 3465, 3960, 4062, 4620, 4739, 5416, 5544, 6093, 6770, 6930, 7447, 8124, 9240, 9478, 10155, 12186, 13540, 13860, 14217, 14894, 16248, 18956, 20310, 22341, 23695, 24372, 27080, 27720, 28434, 29788, 30465, 37235, 37912, 40620, 42651, 44682, 47390, 48744, 52129, 56868, 59576, 60930, 67023, 71085, 74470, 81240, 85302, 89364, 94780, 104258, 111705, 113736, 121860, 134046, 142170, 148940, 156387, 170604, 178728, 189560, 208516, 213255, 223410, 243720, 260645, 268092, 284340, 297880, 312774, 335115, 341208, 417032, 426510, 446820, 469161, 521290, 536184, 568680, 625548, 670230, 781935, 853020, 893640, 938322, 1042580, 1251096, 1340460, 1563870, 1706040, 1876644, 2085160, 2345805, 2680920, 3127740, 3753288, 4691610, 6255480, 9383220, 18766440]

約数ペア:

[(1, 18766440), (2, 9383220), (3, 6255480), (4, 4691610), (5, 3753288), (6, 3127740), (7, 2680920), (8, 2345805), (9, 2085160), (10, 1876644), (11, 1706040), (12, 1563870), (14, 1340460), (15, 1251096), (18, 1042580), (20, 938322), (21, 893640), (22, 853020), (24, 781935), (28, 670230), (30, 625548), (33, 568680), (35, 536184), (36, 521290), (40, 469161), (42, 446820), (44, 426510), (45, 417032), (55, 341208), (56, 335115), (60, 312774), (63, 297880), (66, 284340), (70, 268092), (72, 260645), (77, 243720), (84, 223410), (88, 213255), (90, 208516), (99, 189560), (105, 178728), (110, 170604), (120, 156387), (126, 148940), (132, 142170), (140, 134046), (154, 121860), (165, 113736), (168, 111705), (180, 104258), (198, 94780), (210, 89364), (220, 85302), (231, 81240), (252, 74470), (264, 71085), (280, 67023), (308, 60930), (315, 59576), (330, 56868), (360, 52129), (385, 48744), (396, 47390), (420, 44682), (440, 42651), (462, 40620), (495, 37912), (504, 37235), (616, 30465), (630, 29788), (660, 28434), (677, 27720), (693, 27080), (770, 24372), (792, 23695), (840, 22341), (924, 20310), (990, 18956), (1155, 16248), (1260, 14894), (1320, 14217), (1354, 13860), (1386, 13540), (1540, 12186), (1848, 10155), (1980, 9478), (2031, 9240), (2310, 8124), (2520, 7447), (2708, 6930), (2772, 6770), (3080, 6093), (3385, 5544), (3465, 5416), (3960, 4739), (4062, 4620)]