123408320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1489}}^1$

素因数の和:1550

約数の個数: 112

約数和(自身を含む): 345155520

約数和(自身を除く): 221747200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 740, 1036, 1120, 1184, 1295, 1480, 1489, 2072, 2240, 2368, 2590, 2960, 2978, 4144, 5180, 5920, 5956, 7445, 8288, 10360, 10423, 11840, 11912, 14890, 16576, 20720, 20846, 23824, 29780, 41440, 41692, 47648, 52115, 55093, 59560, 82880, 83384, 95296, 104230, 110186, 119120, 166768, 208460, 220372, 238240, 275465, 333536, 385651, 416920, 440744, 476480, 550930, 667072, 771302, 833840, 881488, 1101860, 1542604, 1667680, 1762976, 1928255, 2203720, 3085208, 3335360, 3525952, 3856510, 4407440, 6170416, 7713020, 8814880, 12340832, 15426040, 17629760, 24681664, 30852080, 61704160, 123408320]

約数ペア:

[(1, 123408320), (2, 61704160), (4, 30852080), (5, 24681664), (7, 17629760), (8, 15426040), (10, 12340832), (14, 8814880), (16, 7713020), (20, 6170416), (28, 4407440), (32, 3856510), (35, 3525952), (37, 3335360), (40, 3085208), (56, 2203720), (64, 1928255), (70, 1762976), (74, 1667680), (80, 1542604), (112, 1101860), (140, 881488), (148, 833840), (160, 771302), (185, 667072), (224, 550930), (259, 476480), (280, 440744), (296, 416920), (320, 385651), (370, 333536), (448, 275465), (518, 238240), (560, 220372), (592, 208460), (740, 166768), (1036, 119120), (1120, 110186), (1184, 104230), (1295, 95296), (1480, 83384), (1489, 82880), (2072, 59560), (2240, 55093), (2368, 52115), (2590, 47648), (2960, 41692), (2978, 41440), (4144, 29780), (5180, 23824), (5920, 20846), (5956, 20720), (7445, 16576), (8288, 14890), (10360, 11912), (10423, 11840)]