18188640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:781

約数の個数: 144

約数和(自身を含む): 65808288

約数和(自身を除く): 47619648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 743, 765, 816, 1020, 1224, 1360, 1440, 1486, 1530, 1632, 2040, 2229, 2448, 2720, 2972, 3060, 3715, 4080, 4458, 4896, 5944, 6120, 6687, 7430, 8160, 8916, 11145, 11888, 12240, 12631, 13374, 14860, 17832, 22290, 23776, 24480, 25262, 26748, 29720, 33435, 35664, 37893, 44580, 50524, 53496, 59440, 63155, 66870, 71328, 75786, 89160, 101048, 106992, 113679, 118880, 126310, 133740, 151572, 178320, 189465, 202096, 213984, 227358, 252620, 267480, 303144, 356640, 378930, 404192, 454716, 505240, 534960, 568395, 606288, 757860, 909432, 1010480, 1069920, 1136790, 1212576, 1515720, 1818864, 2020960, 2273580, 3031440, 3637728, 4547160, 6062880, 9094320, 18188640]

約数ペア:

[(1, 18188640), (2, 9094320), (3, 6062880), (4, 4547160), (5, 3637728), (6, 3031440), (8, 2273580), (9, 2020960), (10, 1818864), (12, 1515720), (15, 1212576), (16, 1136790), (17, 1069920), (18, 1010480), (20, 909432), (24, 757860), (30, 606288), (32, 568395), (34, 534960), (36, 505240), (40, 454716), (45, 404192), (48, 378930), (51, 356640), (60, 303144), (68, 267480), (72, 252620), (80, 227358), (85, 213984), (90, 202096), (96, 189465), (102, 178320), (120, 151572), (136, 133740), (144, 126310), (153, 118880), (160, 113679), (170, 106992), (180, 101048), (204, 89160), (240, 75786), (255, 71328), (272, 66870), (288, 63155), (306, 59440), (340, 53496), (360, 50524), (408, 44580), (480, 37893), (510, 35664), (544, 33435), (612, 29720), (680, 26748), (720, 25262), (743, 24480), (765, 23776), (816, 22290), (1020, 17832), (1224, 14860), (1360, 13374), (1440, 12631), (1486, 12240), (1530, 11888), (1632, 11145), (2040, 8916), (2229, 8160), (2448, 7430), (2720, 6687), (2972, 6120), (3060, 5944), (3715, 4896), (4080, 4458)]