291228720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:363

約数の個数: 160

約数和(自身を含む): 931011840

約数和(自身を除く): 639783120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 80, 118, 120, 131, 157, 177, 236, 240, 262, 295, 314, 354, 393, 471, 472, 524, 590, 628, 655, 708, 785, 786, 885, 942, 944, 1048, 1180, 1256, 1310, 1416, 1570, 1572, 1770, 1884, 1965, 2096, 2355, 2360, 2512, 2620, 2832, 3140, 3144, 3540, 3768, 3930, 4710, 4720, 5240, 6280, 6288, 7080, 7536, 7729, 7860, 9263, 9420, 10480, 12560, 14160, 15458, 15720, 18526, 18840, 20567, 23187, 27789, 30916, 31440, 37052, 37680, 38645, 41134, 46315, 46374, 55578, 61701, 61832, 74104, 77290, 82268, 92630, 92748, 102835, 111156, 115935, 123402, 123664, 138945, 148208, 154580, 164536, 185260, 185496, 205670, 222312, 231870, 246804, 277890, 308505, 309160, 329072, 370520, 370992, 411340, 444624, 463740, 493608, 555780, 617010, 618320, 741040, 822680, 927480, 987216, 1111560, 1213453, 1234020, 1645360, 1854960, 2223120, 2426906, 2468040, 3640359, 4853812, 4936080, 6067265, 7280718, 9707624, 12134530, 14561436, 18201795, 19415248, 24269060, 29122872, 36403590, 48538120, 58245744, 72807180, 97076240, 145614360, 291228720]

約数ペア:

[(1, 291228720), (2, 145614360), (3, 97076240), (4, 72807180), (5, 58245744), (6, 48538120), (8, 36403590), (10, 29122872), (12, 24269060), (15, 19415248), (16, 18201795), (20, 14561436), (24, 12134530), (30, 9707624), (40, 7280718), (48, 6067265), (59, 4936080), (60, 4853812), (80, 3640359), (118, 2468040), (120, 2426906), (131, 2223120), (157, 1854960), (177, 1645360), (236, 1234020), (240, 1213453), (262, 1111560), (295, 987216), (314, 927480), (354, 822680), (393, 741040), (471, 618320), (472, 617010), (524, 555780), (590, 493608), (628, 463740), (655, 444624), (708, 411340), (785, 370992), (786, 370520), (885, 329072), (942, 309160), (944, 308505), (1048, 277890), (1180, 246804), (1256, 231870), (1310, 222312), (1416, 205670), (1570, 185496), (1572, 185260), (1770, 164536), (1884, 154580), (1965, 148208), (2096, 138945), (2355, 123664), (2360, 123402), (2512, 115935), (2620, 111156), (2832, 102835), (3140, 92748), (3144, 92630), (3540, 82268), (3768, 77290), (3930, 74104), (4710, 61832), (4720, 61701), (5240, 55578), (6280, 46374), (6288, 46315), (7080, 41134), (7536, 38645), (7729, 37680), (7860, 37052), (9263, 31440), (9420, 30916), (10480, 27789), (12560, 23187), (14160, 20567), (15458, 18840), (15720, 18526)]