1520302860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 288

約数和(自身を含む): 5220633600

約数和(自身を除く): 3700330740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 79, 85, 90, 95, 102, 114, 153, 158, 170, 171, 180, 190, 204, 228, 237, 255, 285, 306, 316, 323, 331, 340, 342, 380, 395, 474, 510, 570, 612, 646, 662, 684, 711, 765, 790, 855, 948, 969, 993, 1020, 1140, 1185, 1292, 1324, 1343, 1422, 1501, 1530, 1580, 1615, 1655, 1710, 1938, 1986, 2370, 2686, 2844, 2907, 2979, 3002, 3060, 3230, 3310, 3420, 3555, 3876, 3972, 4029, 4503, 4740, 4845, 4965, 5372, 5627, 5814, 5958, 6004, 6289, 6460, 6620, 6715, 7110, 7505, 8058, 9006, 9690, 9930, 11254, 11628, 11916, 12087, 12578, 13430, 13509, 14220, 14535, 14895, 15010, 16116, 16881, 18012, 18867, 19380, 19860, 20145, 22508, 22515, 24174, 25156, 25517, 26149, 26860, 27018, 28135, 29070, 29790, 30020, 31445, 33762, 37734, 40290, 45030, 48348, 50643, 51034, 52298, 54036, 56270, 56601, 58140, 59580, 60435, 62890, 67524, 67545, 75468, 76551, 78447, 80580, 84405, 90060, 94335, 101286, 102068, 104596, 106913, 112540, 113202, 120870, 125780, 127585, 130745, 135090, 153102, 156894, 168810, 188670, 202572, 213826, 226404, 229653, 235341, 241740, 253215, 255170, 261490, 270180, 283005, 306204, 313788, 320739, 337620, 377340, 382755, 392235, 427652, 444533, 459306, 470682, 496831, 506430, 510340, 522980, 534565, 566010, 641478, 765510, 784470, 889066, 918612, 941364, 962217, 993662, 1012860, 1069130, 1132020, 1148265, 1176705, 1282956, 1333599, 1490493, 1531020, 1568940, 1603695, 1778132, 1924434, 1987324, 2138260, 2222665, 2296530, 2353410, 2484155, 2667198, 2980986, 3207390, 3848868, 4000797, 4445330, 4471479, 4593060, 4706820, 4811085, 4968310, 5334396, 5961972, 6414780, 6667995, 7452465, 8001594, 8446127, 8890660, 8942958, 9622170, 9936620, 13335990, 14904930, 16003188, 16892254, 17885916, 19244340, 20003985, 22357395, 25338381, 26671980, 29809860, 33784508, 40007970, 42230635, 44714790, 50676762, 76015143, 80015940, 84461270, 89429580, 101353524, 126691905, 152030286, 168922540, 253383810, 304060572, 380075715, 506767620, 760151430, 1520302860]

約数ペア:

[(1, 1520302860), (2, 760151430), (3, 506767620), (4, 380075715), (5, 304060572), (6, 253383810), (9, 168922540), (10, 152030286), (12, 126691905), (15, 101353524), (17, 89429580), (18, 84461270), (19, 80015940), (20, 76015143), (30, 50676762), (34, 44714790), (36, 42230635), (38, 40007970), (45, 33784508), (51, 29809860), (57, 26671980), (60, 25338381), (68, 22357395), (76, 20003985), (79, 19244340), (85, 17885916), (90, 16892254), (95, 16003188), (102, 14904930), (114, 13335990), (153, 9936620), (158, 9622170), (170, 8942958), (171, 8890660), (180, 8446127), (190, 8001594), (204, 7452465), (228, 6667995), (237, 6414780), (255, 5961972), (285, 5334396), (306, 4968310), (316, 4811085), (323, 4706820), (331, 4593060), (340, 4471479), (342, 4445330), (380, 4000797), (395, 3848868), (474, 3207390), (510, 2980986), (570, 2667198), (612, 2484155), (646, 2353410), (662, 2296530), (684, 2222665), (711, 2138260), (765, 1987324), (790, 1924434), (855, 1778132), (948, 1603695), (969, 1568940), (993, 1531020), (1020, 1490493), (1140, 1333599), (1185, 1282956), (1292, 1176705), (1324, 1148265), (1343, 1132020), (1422, 1069130), (1501, 1012860), (1530, 993662), (1580, 962217), (1615, 941364), (1655, 918612), (1710, 889066), (1938, 784470), (1986, 765510), (2370, 641478), (2686, 566010), (2844, 534565), (2907, 522980), (2979, 510340), (3002, 506430), (3060, 496831), (3230, 470682), (3310, 459306), (3420, 444533), (3555, 427652), (3876, 392235), (3972, 382755), (4029, 377340), (4503, 337620), (4740, 320739), (4845, 313788), (4965, 306204), (5372, 283005), (5627, 270180), (5814, 261490), (5958, 255170), (6004, 253215), (6289, 241740), (6460, 235341), (6620, 229653), (6715, 226404), (7110, 213826), (7505, 202572), (8058, 188670), (9006, 168810), (9690, 156894), (9930, 153102), (11254, 135090), (11628, 130745), (11916, 127585), (12087, 125780), (12578, 120870), (13430, 113202), (13509, 112540), (14220, 106913), (14535, 104596), (14895, 102068), (15010, 101286), (16116, 94335), (16881, 90060), (18012, 84405), (18867, 80580), (19380, 78447), (19860, 76551), (20145, 75468), (22508, 67545), (22515, 67524), (24174, 62890), (25156, 60435), (25517, 59580), (26149, 58140), (26860, 56601), (27018, 56270), (28135, 54036), (29070, 52298), (29790, 51034), (30020, 50643), (31445, 48348), (33762, 45030), (37734, 40290)]