28154040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 92093760

約数和(自身を除く): 63939720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 37, 40, 51, 60, 68, 74, 85, 102, 111, 120, 136, 148, 170, 185, 204, 222, 255, 296, 340, 370, 373, 408, 444, 510, 555, 629, 680, 740, 746, 888, 1020, 1110, 1119, 1258, 1480, 1492, 1865, 1887, 2040, 2220, 2238, 2516, 2984, 3145, 3730, 3774, 4440, 4476, 5032, 5595, 6290, 6341, 7460, 7548, 8952, 9435, 11190, 12580, 12682, 13801, 14920, 15096, 18870, 19023, 22380, 25160, 25364, 27602, 31705, 37740, 38046, 41403, 44760, 50728, 55204, 63410, 69005, 75480, 76092, 82806, 95115, 110408, 126820, 138010, 152184, 165612, 190230, 207015, 234617, 253640, 276020, 331224, 380460, 414030, 469234, 552040, 703851, 760920, 828060, 938468, 1173085, 1407702, 1656120, 1876936, 2346170, 2815404, 3519255, 4692340, 5630808, 7038510, 9384680, 14077020, 28154040]

約数ペア:

[(1, 28154040), (2, 14077020), (3, 9384680), (4, 7038510), (5, 5630808), (6, 4692340), (8, 3519255), (10, 2815404), (12, 2346170), (15, 1876936), (17, 1656120), (20, 1407702), (24, 1173085), (30, 938468), (34, 828060), (37, 760920), (40, 703851), (51, 552040), (60, 469234), (68, 414030), (74, 380460), (85, 331224), (102, 276020), (111, 253640), (120, 234617), (136, 207015), (148, 190230), (170, 165612), (185, 152184), (204, 138010), (222, 126820), (255, 110408), (296, 95115), (340, 82806), (370, 76092), (373, 75480), (408, 69005), (444, 63410), (510, 55204), (555, 50728), (629, 44760), (680, 41403), (740, 38046), (746, 37740), (888, 31705), (1020, 27602), (1110, 25364), (1119, 25160), (1258, 22380), (1480, 19023), (1492, 18870), (1865, 15096), (1887, 14920), (2040, 13801), (2220, 12682), (2238, 12580), (2516, 11190), (2984, 9435), (3145, 8952), (3730, 7548), (3774, 7460), (4440, 6341), (4476, 6290), (5032, 5595)]