20548230120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{1907}}^1$

素因数の和:2845

約数の個数: 256

約数和(自身を含む): 74842444800

約数和(自身を除く): 54294214680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 907, 990, 1080, 1188, 1320, 1485, 1814, 1907, 1980, 2376, 2721, 2970, 3628, 3814, 3960, 4535, 5442, 5721, 5940, 7256, 7628, 8163, 9070, 9535, 9977, 10884, 11442, 11880, 13605, 15256, 16326, 17163, 18140, 19070, 19954, 20977, 21768, 22884, 24489, 27210, 28605, 29931, 32652, 34326, 36280, 38140, 39908, 40815, 41954, 45768, 48978, 49885, 51489, 54420, 57210, 59862, 62931, 65304, 68652, 76280, 79816, 81630, 83908, 85815, 89793, 97956, 99770, 102978, 104885, 108840, 114420, 119724, 122445, 125862, 137304, 149655, 163260, 167816, 171630, 179586, 188793, 195912, 199540, 205956, 209770, 228840, 239448, 244890, 251724, 257445, 269379, 299310, 314655, 326520, 343260, 359172, 377586, 399080, 411912, 419540, 448965, 489780, 503448, 514890, 538758, 566379, 598620, 629310, 686520, 718344, 755172, 839080, 897930, 943965, 979560, 1029780, 1077516, 1132758, 1197240, 1258620, 1346895, 1510344, 1729649, 1795860, 1887930, 2059560, 2155032, 2265516, 2517240, 2693790, 2831895, 3459298, 3591720, 3775860, 4531032, 5188947, 5387580, 5663790, 6918596, 7551720, 8648245, 10377894, 10775160, 11327580, 13837192, 15566841, 17296490, 19026139, 20755788, 22655160, 25944735, 31133682, 34592980, 38052278, 41511576, 46700523, 51889470, 57078417, 62267364, 69185960, 76104556, 77834205, 93401046, 95130695, 103778940, 114156834, 124534728, 152209112, 155668410, 171235251, 186802092, 190261390, 207557880, 228313668, 233502615, 285392085, 311336820, 342470502, 373604184, 380522780, 456627336, 467005230, 513705753, 570784170, 622673640, 684941004, 761045560, 856176255, 934010460, 1027411506, 1141568340, 1369882008, 1712352510, 1868020920, 2054823012, 2283136680, 2568528765, 3424705020, 4109646024, 5137057530, 6849410040, 10274115060, 20548230120]

約数ペア:

[(1, 20548230120), (2, 10274115060), (3, 6849410040), (4, 5137057530), (5, 4109646024), (6, 3424705020), (8, 2568528765), (9, 2283136680), (10, 2054823012), (11, 1868020920), (12, 1712352510), (15, 1369882008), (18, 1141568340), (20, 1027411506), (22, 934010460), (24, 856176255), (27, 761045560), (30, 684941004), (33, 622673640), (36, 570784170), (40, 513705753), (44, 467005230), (45, 456627336), (54, 380522780), (55, 373604184), (60, 342470502), (66, 311336820), (72, 285392085), (88, 233502615), (90, 228313668), (99, 207557880), (108, 190261390), (110, 186802092), (120, 171235251), (132, 155668410), (135, 152209112), (165, 124534728), (180, 114156834), (198, 103778940), (216, 95130695), (220, 93401046), (264, 77834205), (270, 76104556), (297, 69185960), (330, 62267364), (360, 57078417), (396, 51889470), (440, 46700523), (495, 41511576), (540, 38052278), (594, 34592980), (660, 31133682), (792, 25944735), (907, 22655160), (990, 20755788), (1080, 19026139), (1188, 17296490), (1320, 15566841), (1485, 13837192), (1814, 11327580), (1907, 10775160), (1980, 10377894), (2376, 8648245), (2721, 7551720), (2970, 6918596), (3628, 5663790), (3814, 5387580), (3960, 5188947), (4535, 4531032), (5442, 3775860), (5721, 3591720), (5940, 3459298), (7256, 2831895), (7628, 2693790), (8163, 2517240), (9070, 2265516), (9535, 2155032), (9977, 2059560), (10884, 1887930), (11442, 1795860), (11880, 1729649), (13605, 1510344), (15256, 1346895), (16326, 1258620), (17163, 1197240), (18140, 1132758), (19070, 1077516), (19954, 1029780), (20977, 979560), (21768, 943965), (22884, 897930), (24489, 839080), (27210, 755172), (28605, 718344), (29931, 686520), (32652, 629310), (34326, 598620), (36280, 566379), (38140, 538758), (39908, 514890), (40815, 503448), (41954, 489780), (45768, 448965), (48978, 419540), (49885, 411912), (51489, 399080), (54420, 377586), (57210, 359172), (59862, 343260), (62931, 326520), (65304, 314655), (68652, 299310), (76280, 269379), (79816, 257445), (81630, 251724), (83908, 244890), (85815, 239448), (89793, 228840), (97956, 209770), (99770, 205956), (102978, 199540), (104885, 195912), (108840, 188793), (114420, 179586), (119724, 171630), (122445, 167816), (125862, 163260), (137304, 149655)]