311832180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:361

約数の個数: 288

約数和(自身を含む): 1130088960

約数和(自身を除く): 818256780

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, 270, 285, 297, 307, 324, 330, 342, 380, 396, 405, 418, 486, 495, 513, 540, 570, 594, 614, 627, 660, 684, 810, 836, 855, 891, 921, 972, 990, 1026, 1045, 1140, 1188, 1215, 1228, 1254, 1485, 1535, 1539, 1620, 1710, 1782, 1842, 1881, 1980, 2052, 2090, 2430, 2508, 2565, 2673, 2763, 2970, 3070, 3078, 3135, 3377, 3420, 3564, 3684, 3762, 4180, 4455, 4605, 4617, 4860, 5130, 5346, 5526, 5643, 5833, 5940, 6140, 6156, 6270, 6754, 7524, 7695, 8289, 8910, 9210, 9234, 9405, 10131, 10260, 10692, 11052, 11286, 11666, 12540, 13365, 13508, 13815, 15390, 16578, 16885, 16929, 17499, 17820, 18420, 18468, 18810, 20262, 22572, 23085, 23332, 24867, 26730, 27630, 28215, 29165, 30393, 30780, 33156, 33770, 33858, 34998, 37620, 40524, 41445, 46170, 49734, 50655, 50787, 52497, 53460, 55260, 56430, 58330, 60786, 64163, 67540, 67716, 69996, 74601, 82890, 84645, 87495, 91179, 92340, 99468, 101310, 101574, 104994, 112860, 116660, 121572, 124335, 128326, 149202, 151965, 157491, 165780, 169290, 174990, 182358, 192489, 202620, 203148, 209988, 248670, 253935, 256652, 262485, 273537, 298404, 303930, 314982, 320815, 338580, 349980, 364716, 373005, 384978, 455895, 472473, 497340, 507870, 524970, 547074, 577467, 607860, 629964, 641630, 746010, 769956, 787455, 820611, 911790, 944946, 962445, 1015740, 1049940, 1094148, 1154934, 1283260, 1367685, 1417419, 1492020, 1574910, 1641222, 1732401, 1823580, 1889892, 1924890, 2309868, 2362365, 2735370, 2834838, 2887335, 3149820, 3282444, 3464802, 3849780, 4103055, 4724730, 5197203, 5470740, 5669676, 5774670, 6929604, 7087095, 8206110, 8662005, 9449460, 10394406, 11549340, 14174190, 15591609, 16412220, 17324010, 20788812, 25986015, 28348380, 31183218, 34648020, 51972030, 62366436, 77958045, 103944060, 155916090, 311832180]

約数ペア:

[(1, 311832180), (2, 155916090), (3, 103944060), (4, 77958045), (5, 62366436), (6, 51972030), (9, 34648020), (10, 31183218), (11, 28348380), (12, 25986015), (15, 20788812), (18, 17324010), (19, 16412220), (20, 15591609), (22, 14174190), (27, 11549340), (30, 10394406), (33, 9449460), (36, 8662005), (38, 8206110), (44, 7087095), (45, 6929604), (54, 5774670), (55, 5669676), (57, 5470740), (60, 5197203), (66, 4724730), (76, 4103055), (81, 3849780), (90, 3464802), (95, 3282444), (99, 3149820), (108, 2887335), (110, 2834838), (114, 2735370), (132, 2362365), (135, 2309868), (162, 1924890), (165, 1889892), (171, 1823580), (180, 1732401), (190, 1641222), (198, 1574910), (209, 1492020), (220, 1417419), (228, 1367685), (243, 1283260), (270, 1154934), (285, 1094148), (297, 1049940), (307, 1015740), (324, 962445), (330, 944946), (342, 911790), (380, 820611), (396, 787455), (405, 769956), (418, 746010), (486, 641630), (495, 629964), (513, 607860), (540, 577467), (570, 547074), (594, 524970), (614, 507870), (627, 497340), (660, 472473), (684, 455895), (810, 384978), (836, 373005), (855, 364716), (891, 349980), (921, 338580), (972, 320815), (990, 314982), (1026, 303930), (1045, 298404), (1140, 273537), (1188, 262485), (1215, 256652), (1228, 253935), (1254, 248670), (1485, 209988), (1535, 203148), (1539, 202620), (1620, 192489), (1710, 182358), (1782, 174990), (1842, 169290), (1881, 165780), (1980, 157491), (2052, 151965), (2090, 149202), (2430, 128326), (2508, 124335), (2565, 121572), (2673, 116660), (2763, 112860), (2970, 104994), (3070, 101574), (3078, 101310), (3135, 99468), (3377, 92340), (3420, 91179), (3564, 87495), (3684, 84645), (3762, 82890), (4180, 74601), (4455, 69996), (4605, 67716), (4617, 67540), (4860, 64163), (5130, 60786), (5346, 58330), (5526, 56430), (5643, 55260), (5833, 53460), (5940, 52497), (6140, 50787), (6156, 50655), (6270, 49734), (6754, 46170), (7524, 41445), (7695, 40524), (8289, 37620), (8910, 34998), (9210, 33858), (9234, 33770), (9405, 33156), (10131, 30780), (10260, 30393), (10692, 29165), (11052, 28215), (11286, 27630), (11666, 26730), (12540, 24867), (13365, 23332), (13508, 23085), (13815, 22572), (15390, 20262), (16578, 18810), (16885, 18468), (16929, 18420), (17499, 17820)]