261045180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:311

約数の個数: 288

約数和(自身を含む): 946632960

約数和(自身を除く): 685587780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 27, 30, 33, 36, 38, 44, 45, 54, 55, 57, 60, 66, 76, 81, 90, 95, 99, 108, 110, 114, 132, 135, 162, 165, 171, 180, 190, 198, 209, 220, 228, 243, 257, 270, 285, 297, 324, 330, 342, 380, 396, 405, 418, 486, 495, 513, 514, 540, 570, 594, 627, 660, 684, 771, 810, 836, 855, 891, 972, 990, 1026, 1028, 1045, 1140, 1188, 1215, 1254, 1285, 1485, 1539, 1542, 1620, 1710, 1782, 1881, 1980, 2052, 2090, 2313, 2430, 2508, 2565, 2570, 2673, 2827, 2970, 3078, 3084, 3135, 3420, 3564, 3762, 3855, 4180, 4455, 4617, 4626, 4860, 4883, 5130, 5140, 5346, 5643, 5654, 5940, 6156, 6270, 6939, 7524, 7695, 7710, 8481, 8910, 9234, 9252, 9405, 9766, 10260, 10692, 11286, 11308, 11565, 12540, 13365, 13878, 14135, 14649, 15390, 15420, 16929, 16962, 17820, 18468, 18810, 19532, 20817, 22572, 23085, 23130, 24415, 25443, 26730, 27756, 28215, 28270, 29298, 30780, 33858, 33924, 34695, 37620, 41634, 42405, 43947, 46170, 46260, 48830, 50787, 50886, 53460, 53713, 56430, 56540, 58596, 62451, 67716, 69390, 73245, 76329, 83268, 84645, 84810, 87894, 92340, 97660, 101574, 101772, 104085, 107426, 112860, 124902, 127215, 131841, 138780, 146490, 152658, 161139, 169290, 169620, 175788, 203148, 208170, 214852, 219735, 228987, 249804, 253935, 254430, 263682, 268565, 292980, 305316, 312255, 322278, 338580, 381645, 395523, 416340, 439470, 457974, 483417, 507870, 508860, 527364, 537130, 624510, 644556, 659205, 686961, 763290, 791046, 805695, 878940, 915948, 966834, 1015740, 1074260, 1144935, 1186569, 1249020, 1318410, 1373922, 1450251, 1526580, 1582092, 1611390, 1933668, 1977615, 2289870, 2373138, 2417085, 2636820, 2747844, 2900502, 3222780, 3434805, 3955230, 4350753, 4579740, 4746276, 4834170, 5801004, 5932845, 6869610, 7251255, 7910460, 8701506, 9668340, 11865690, 13052259, 13739220, 14502510, 17403012, 21753765, 23731380, 26104518, 29005020, 43507530, 52209036, 65261295, 87015060, 130522590, 261045180]

約数ペア:

[(1, 261045180), (2, 130522590), (3, 87015060), (4, 65261295), (5, 52209036), (6, 43507530), (9, 29005020), (10, 26104518), (11, 23731380), (12, 21753765), (15, 17403012), (18, 14502510), (19, 13739220), (20, 13052259), (22, 11865690), (27, 9668340), (30, 8701506), (33, 7910460), (36, 7251255), (38, 6869610), (44, 5932845), (45, 5801004), (54, 4834170), (55, 4746276), (57, 4579740), (60, 4350753), (66, 3955230), (76, 3434805), (81, 3222780), (90, 2900502), (95, 2747844), (99, 2636820), (108, 2417085), (110, 2373138), (114, 2289870), (132, 1977615), (135, 1933668), (162, 1611390), (165, 1582092), (171, 1526580), (180, 1450251), (190, 1373922), (198, 1318410), (209, 1249020), (220, 1186569), (228, 1144935), (243, 1074260), (257, 1015740), (270, 966834), (285, 915948), (297, 878940), (324, 805695), (330, 791046), (342, 763290), (380, 686961), (396, 659205), (405, 644556), (418, 624510), (486, 537130), (495, 527364), (513, 508860), (514, 507870), (540, 483417), (570, 457974), (594, 439470), (627, 416340), (660, 395523), (684, 381645), (771, 338580), (810, 322278), (836, 312255), (855, 305316), (891, 292980), (972, 268565), (990, 263682), (1026, 254430), (1028, 253935), (1045, 249804), (1140, 228987), (1188, 219735), (1215, 214852), (1254, 208170), (1285, 203148), (1485, 175788), (1539, 169620), (1542, 169290), (1620, 161139), (1710, 152658), (1782, 146490), (1881, 138780), (1980, 131841), (2052, 127215), (2090, 124902), (2313, 112860), (2430, 107426), (2508, 104085), (2565, 101772), (2570, 101574), (2673, 97660), (2827, 92340), (2970, 87894), (3078, 84810), (3084, 84645), (3135, 83268), (3420, 76329), (3564, 73245), (3762, 69390), (3855, 67716), (4180, 62451), (4455, 58596), (4617, 56540), (4626, 56430), (4860, 53713), (4883, 53460), (5130, 50886), (5140, 50787), (5346, 48830), (5643, 46260), (5654, 46170), (5940, 43947), (6156, 42405), (6270, 41634), (6939, 37620), (7524, 34695), (7695, 33924), (7710, 33858), (8481, 30780), (8910, 29298), (9234, 28270), (9252, 28215), (9405, 27756), (9766, 26730), (10260, 25443), (10692, 24415), (11286, 23130), (11308, 23085), (11565, 22572), (12540, 20817), (13365, 19532), (13878, 18810), (14135, 18468), (14649, 17820), (15390, 16962), (15420, 16929)]