279205380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:280

約数の個数: 240

約数和(自身を含む): 946471680

約数和(自身を除く): 667266300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 47, 54, 57, 60, 76, 81, 90, 94, 95, 108, 114, 135, 141, 162, 171, 180, 188, 190, 193, 228, 235, 270, 282, 285, 324, 342, 380, 386, 405, 423, 470, 513, 540, 564, 570, 579, 684, 705, 772, 810, 846, 855, 893, 940, 965, 1026, 1140, 1158, 1269, 1410, 1539, 1620, 1692, 1710, 1737, 1786, 1930, 2052, 2115, 2316, 2538, 2565, 2679, 2820, 2895, 3078, 3420, 3474, 3572, 3667, 3807, 3860, 4230, 4465, 5076, 5130, 5211, 5358, 5790, 6156, 6345, 6948, 7334, 7614, 7695, 8037, 8460, 8685, 8930, 9071, 10260, 10422, 10716, 11001, 11580, 12690, 13395, 14668, 15228, 15390, 15633, 16074, 17370, 17860, 18142, 18335, 19035, 20844, 22002, 24111, 25380, 26055, 26790, 27213, 30780, 31266, 32148, 33003, 34740, 36284, 36670, 38070, 40185, 44004, 45355, 48222, 52110, 53580, 54426, 55005, 62532, 66006, 72333, 73340, 76140, 78165, 80370, 81639, 90710, 96444, 99009, 104220, 108852, 110010, 120555, 132012, 136065, 144666, 156330, 160740, 163278, 165015, 172349, 181420, 198018, 220020, 241110, 244917, 272130, 289332, 297027, 312660, 326556, 330030, 344698, 361665, 396036, 408195, 482220, 489834, 495045, 517047, 544260, 594054, 660060, 689396, 723330, 734751, 816390, 861745, 979668, 990090, 1034094, 1188108, 1224585, 1446660, 1469502, 1485135, 1551141, 1632780, 1723490, 1980180, 2068188, 2449170, 2585235, 2939004, 2970270, 3102282, 3446980, 3673755, 4653423, 4898340, 5170470, 5940540, 6204564, 7347510, 7755705, 9306846, 10340940, 13960269, 14695020, 15511410, 18613692, 23267115, 27920538, 31022820, 46534230, 55841076, 69801345, 93068460, 139602690, 279205380]

約数ペア:

[(1, 279205380), (2, 139602690), (3, 93068460), (4, 69801345), (5, 55841076), (6, 46534230), (9, 31022820), (10, 27920538), (12, 23267115), (15, 18613692), (18, 15511410), (19, 14695020), (20, 13960269), (27, 10340940), (30, 9306846), (36, 7755705), (38, 7347510), (45, 6204564), (47, 5940540), (54, 5170470), (57, 4898340), (60, 4653423), (76, 3673755), (81, 3446980), (90, 3102282), (94, 2970270), (95, 2939004), (108, 2585235), (114, 2449170), (135, 2068188), (141, 1980180), (162, 1723490), (171, 1632780), (180, 1551141), (188, 1485135), (190, 1469502), (193, 1446660), (228, 1224585), (235, 1188108), (270, 1034094), (282, 990090), (285, 979668), (324, 861745), (342, 816390), (380, 734751), (386, 723330), (405, 689396), (423, 660060), (470, 594054), (513, 544260), (540, 517047), (564, 495045), (570, 489834), (579, 482220), (684, 408195), (705, 396036), (772, 361665), (810, 344698), (846, 330030), (855, 326556), (893, 312660), (940, 297027), (965, 289332), (1026, 272130), (1140, 244917), (1158, 241110), (1269, 220020), (1410, 198018), (1539, 181420), (1620, 172349), (1692, 165015), (1710, 163278), (1737, 160740), (1786, 156330), (1930, 144666), (2052, 136065), (2115, 132012), (2316, 120555), (2538, 110010), (2565, 108852), (2679, 104220), (2820, 99009), (2895, 96444), (3078, 90710), (3420, 81639), (3474, 80370), (3572, 78165), (3667, 76140), (3807, 73340), (3860, 72333), (4230, 66006), (4465, 62532), (5076, 55005), (5130, 54426), (5211, 53580), (5358, 52110), (5790, 48222), (6156, 45355), (6345, 44004), (6948, 40185), (7334, 38070), (7614, 36670), (7695, 36284), (8037, 34740), (8460, 33003), (8685, 32148), (8930, 31266), (9071, 30780), (10260, 27213), (10422, 26790), (10716, 26055), (11001, 25380), (11580, 24111), (12690, 22002), (13395, 20844), (14668, 19035), (15228, 18335), (15390, 18142), (15633, 17860), (16074, 17370)]