21185400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 72852480

約数和(自身を除く): 51667080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 31, 34, 40, 50, 51, 60, 62, 67, 68, 75, 85, 93, 100, 102, 120, 124, 134, 136, 150, 155, 170, 186, 200, 201, 204, 248, 255, 268, 300, 310, 335, 340, 372, 402, 408, 425, 465, 510, 527, 536, 600, 620, 670, 680, 744, 775, 804, 850, 930, 1005, 1020, 1054, 1139, 1240, 1275, 1340, 1550, 1581, 1608, 1675, 1700, 1860, 2010, 2040, 2077, 2108, 2278, 2325, 2550, 2635, 2680, 3100, 3162, 3350, 3400, 3417, 3720, 4020, 4154, 4216, 4556, 4650, 5025, 5100, 5270, 5695, 6200, 6231, 6324, 6700, 6834, 7905, 8040, 8308, 9112, 9300, 10050, 10200, 10385, 10540, 11390, 12462, 12648, 13175, 13400, 13668, 15810, 16616, 17085, 18600, 20100, 20770, 21080, 22780, 24924, 26350, 27336, 28475, 31155, 31620, 34170, 35309, 39525, 40200, 41540, 45560, 49848, 51925, 52700, 56950, 62310, 63240, 68340, 70618, 79050, 83080, 85425, 103850, 105400, 105927, 113900, 124620, 136680, 141236, 155775, 158100, 170850, 176545, 207700, 211854, 227800, 249240, 282472, 311550, 316200, 341700, 353090, 415400, 423708, 529635, 623100, 683400, 706180, 847416, 882725, 1059270, 1246200, 1412360, 1765450, 2118540, 2648175, 3530900, 4237080, 5296350, 7061800, 10592700, 21185400]

約数ペア:

[(1, 21185400), (2, 10592700), (3, 7061800), (4, 5296350), (5, 4237080), (6, 3530900), (8, 2648175), (10, 2118540), (12, 1765450), (15, 1412360), (17, 1246200), (20, 1059270), (24, 882725), (25, 847416), (30, 706180), (31, 683400), (34, 623100), (40, 529635), (50, 423708), (51, 415400), (60, 353090), (62, 341700), (67, 316200), (68, 311550), (75, 282472), (85, 249240), (93, 227800), (100, 211854), (102, 207700), (120, 176545), (124, 170850), (134, 158100), (136, 155775), (150, 141236), (155, 136680), (170, 124620), (186, 113900), (200, 105927), (201, 105400), (204, 103850), (248, 85425), (255, 83080), (268, 79050), (300, 70618), (310, 68340), (335, 63240), (340, 62310), (372, 56950), (402, 52700), (408, 51925), (425, 49848), (465, 45560), (510, 41540), (527, 40200), (536, 39525), (600, 35309), (620, 34170), (670, 31620), (680, 31155), (744, 28475), (775, 27336), (804, 26350), (850, 24924), (930, 22780), (1005, 21080), (1020, 20770), (1054, 20100), (1139, 18600), (1240, 17085), (1275, 16616), (1340, 15810), (1550, 13668), (1581, 13400), (1608, 13175), (1675, 12648), (1700, 12462), (1860, 11390), (2010, 10540), (2040, 10385), (2077, 10200), (2108, 10050), (2278, 9300), (2325, 9112), (2550, 8308), (2635, 8040), (2680, 7905), (3100, 6834), (3162, 6700), (3350, 6324), (3400, 6231), (3417, 6200), (3720, 5695), (4020, 5270), (4154, 5100), (4216, 5025), (4556, 4650)]