74081920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:666

約数の個数: 128

約数和(自身を含む): 204897600

約数和(自身を除く): 130815680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 619, 640, 680, 704, 748, 880, 935, 1088, 1238, 1360, 1408, 1496, 1760, 1870, 2176, 2476, 2720, 2992, 3095, 3520, 3740, 4952, 5440, 5984, 6190, 6809, 7040, 7480, 9904, 10523, 10880, 11968, 12380, 13618, 14960, 19808, 21046, 23936, 24760, 27236, 29920, 34045, 39616, 42092, 49520, 52615, 54472, 59840, 68090, 79232, 84184, 99040, 105230, 108944, 115753, 119680, 136180, 168368, 198080, 210460, 217888, 231506, 272360, 336736, 396160, 420920, 435776, 463012, 544720, 578765, 673472, 841840, 871552, 926024, 1089440, 1157530, 1346944, 1683680, 1852048, 2178880, 2315060, 3367360, 3704096, 4357760, 4630120, 6734720, 7408192, 9260240, 14816384, 18520480, 37040960, 74081920]

約数ペア:

[(1, 74081920), (2, 37040960), (4, 18520480), (5, 14816384), (8, 9260240), (10, 7408192), (11, 6734720), (16, 4630120), (17, 4357760), (20, 3704096), (22, 3367360), (32, 2315060), (34, 2178880), (40, 1852048), (44, 1683680), (55, 1346944), (64, 1157530), (68, 1089440), (80, 926024), (85, 871552), (88, 841840), (110, 673472), (128, 578765), (136, 544720), (160, 463012), (170, 435776), (176, 420920), (187, 396160), (220, 336736), (272, 272360), (320, 231506), (340, 217888), (352, 210460), (374, 198080), (440, 168368), (544, 136180), (619, 119680), (640, 115753), (680, 108944), (704, 105230), (748, 99040), (880, 84184), (935, 79232), (1088, 68090), (1238, 59840), (1360, 54472), (1408, 52615), (1496, 49520), (1760, 42092), (1870, 39616), (2176, 34045), (2476, 29920), (2720, 27236), (2992, 24760), (3095, 23936), (3520, 21046), (3740, 19808), (4952, 14960), (5440, 13618), (5984, 12380), (6190, 11968), (6809, 10880), (7040, 10523), (7480, 9904)]