320935560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:121

約数の個数: 288

約数和(自身を含む): 1141076160

約数和(自身を除く): 820140600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 31, 33, 40, 44, 46, 55, 60, 62, 66, 69, 88, 92, 93, 110, 115, 120, 121, 124, 132, 138, 155, 165, 184, 186, 220, 230, 242, 248, 253, 264, 276, 310, 330, 341, 345, 363, 372, 440, 460, 465, 484, 506, 552, 605, 620, 660, 682, 690, 713, 726, 744, 759, 920, 930, 961, 968, 1012, 1023, 1210, 1240, 1265, 1320, 1364, 1380, 1426, 1452, 1518, 1705, 1815, 1860, 1922, 2024, 2046, 2139, 2420, 2530, 2728, 2760, 2783, 2852, 2883, 2904, 3036, 3410, 3565, 3630, 3720, 3751, 3795, 3844, 4092, 4278, 4805, 4840, 5060, 5115, 5566, 5704, 5766, 6072, 6820, 7130, 7260, 7502, 7590, 7688, 7843, 8184, 8349, 8556, 9610, 10120, 10230, 10571, 10695, 11132, 11253, 11532, 13640, 13915, 14260, 14415, 14520, 15004, 15180, 15686, 16698, 17112, 18755, 19220, 20460, 21142, 21390, 22103, 22264, 22506, 23064, 23529, 27830, 28520, 28830, 30008, 30360, 31372, 31713, 33396, 37510, 38440, 39215, 40920, 41745, 42284, 42780, 44206, 45012, 47058, 52855, 55660, 56265, 57660, 62744, 63426, 66309, 66792, 75020, 78430, 83490, 84568, 85560, 86273, 88412, 90024, 94116, 105710, 110515, 111320, 112530, 115320, 116281, 117645, 126852, 132618, 150040, 156860, 158565, 166980, 172546, 176824, 188232, 211420, 221030, 225060, 232562, 235290, 243133, 253704, 258819, 265236, 313720, 317130, 331545, 333960, 345092, 348843, 422840, 431365, 442060, 450120, 465124, 470580, 486266, 517638, 530472, 581405, 634260, 663090, 690184, 697686, 729399, 862730, 884120, 930248, 941160, 972532, 1035276, 1162810, 1215665, 1268520, 1294095, 1326180, 1395372, 1458798, 1725460, 1744215, 1945064, 2070552, 2325620, 2431330, 2588190, 2652360, 2674463, 2790744, 2917596, 3450920, 3488430, 3646995, 4651240, 4862660, 5176380, 5348926, 5835192, 6976860, 7293990, 8023389, 9725320, 10352760, 10697852, 13372315, 13953720, 14587980, 16046778, 21395704, 26744630, 29175960, 32093556, 40116945, 53489260, 64187112, 80233890, 106978520, 160467780, 320935560]

約数ペア:

[(1, 320935560), (2, 160467780), (3, 106978520), (4, 80233890), (5, 64187112), (6, 53489260), (8, 40116945), (10, 32093556), (11, 29175960), (12, 26744630), (15, 21395704), (20, 16046778), (22, 14587980), (23, 13953720), (24, 13372315), (30, 10697852), (31, 10352760), (33, 9725320), (40, 8023389), (44, 7293990), (46, 6976860), (55, 5835192), (60, 5348926), (62, 5176380), (66, 4862660), (69, 4651240), (88, 3646995), (92, 3488430), (93, 3450920), (110, 2917596), (115, 2790744), (120, 2674463), (121, 2652360), (124, 2588190), (132, 2431330), (138, 2325620), (155, 2070552), (165, 1945064), (184, 1744215), (186, 1725460), (220, 1458798), (230, 1395372), (242, 1326180), (248, 1294095), (253, 1268520), (264, 1215665), (276, 1162810), (310, 1035276), (330, 972532), (341, 941160), (345, 930248), (363, 884120), (372, 862730), (440, 729399), (460, 697686), (465, 690184), (484, 663090), (506, 634260), (552, 581405), (605, 530472), (620, 517638), (660, 486266), (682, 470580), (690, 465124), (713, 450120), (726, 442060), (744, 431365), (759, 422840), (920, 348843), (930, 345092), (961, 333960), (968, 331545), (1012, 317130), (1023, 313720), (1210, 265236), (1240, 258819), (1265, 253704), (1320, 243133), (1364, 235290), (1380, 232562), (1426, 225060), (1452, 221030), (1518, 211420), (1705, 188232), (1815, 176824), (1860, 172546), (1922, 166980), (2024, 158565), (2046, 156860), (2139, 150040), (2420, 132618), (2530, 126852), (2728, 117645), (2760, 116281), (2783, 115320), (2852, 112530), (2883, 111320), (2904, 110515), (3036, 105710), (3410, 94116), (3565, 90024), (3630, 88412), (3720, 86273), (3751, 85560), (3795, 84568), (3844, 83490), (4092, 78430), (4278, 75020), (4805, 66792), (4840, 66309), (5060, 63426), (5115, 62744), (5566, 57660), (5704, 56265), (5766, 55660), (6072, 52855), (6820, 47058), (7130, 45012), (7260, 44206), (7502, 42780), (7590, 42284), (7688, 41745), (7843, 40920), (8184, 39215), (8349, 38440), (8556, 37510), (9610, 33396), (10120, 31713), (10230, 31372), (10571, 30360), (10695, 30008), (11132, 28830), (11253, 28520), (11532, 27830), (13640, 23529), (13915, 23064), (14260, 22506), (14415, 22264), (14520, 22103), (15004, 21390), (15180, 21142), (15686, 20460), (16698, 19220), (17112, 18755)]