305700720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7537}}^1$

素因数の和:7579

約数の個数: 120

約数和(自身を含む): 1026313776

約数和(自身を除く): 720613056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6760, 7537, 8112, 10140, 13520, 15074, 20280, 22611, 30148, 37685, 40560, 45222, 60296, 75370, 90444, 97981, 113055, 120592, 150740, 180888, 195962, 226110, 293943, 301480, 361776, 391924, 452220, 489905, 587886, 602960, 783848, 904440, 979810, 1175772, 1273753, 1469715, 1567696, 1808880, 1959620, 2351544, 2547506, 2939430, 3821259, 3919240, 4703088, 5095012, 5878860, 6368765, 7642518, 7838480, 10190024, 11757720, 12737530, 15285036, 19106295, 20380048, 23515440, 25475060, 30570072, 38212590, 50950120, 61140144, 76425180, 101900240, 152850360, 305700720]

約数ペア:

[(1, 305700720), (2, 152850360), (3, 101900240), (4, 76425180), (5, 61140144), (6, 50950120), (8, 38212590), (10, 30570072), (12, 25475060), (13, 23515440), (15, 20380048), (16, 19106295), (20, 15285036), (24, 12737530), (26, 11757720), (30, 10190024), (39, 7838480), (40, 7642518), (48, 6368765), (52, 5878860), (60, 5095012), (65, 4703088), (78, 3919240), (80, 3821259), (104, 2939430), (120, 2547506), (130, 2351544), (156, 1959620), (169, 1808880), (195, 1567696), (208, 1469715), (240, 1273753), (260, 1175772), (312, 979810), (338, 904440), (390, 783848), (507, 602960), (520, 587886), (624, 489905), (676, 452220), (780, 391924), (845, 361776), (1014, 301480), (1040, 293943), (1352, 226110), (1560, 195962), (1690, 180888), (2028, 150740), (2535, 120592), (2704, 113055), (3120, 97981), (3380, 90444), (4056, 75370), (5070, 60296), (6760, 45222), (7537, 40560), (8112, 37685), (10140, 30148), (13520, 22611), (15074, 20280)]