19385100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:225

約数の個数: 216

約数和(自身を含む): 73932768

約数和(自身を除く): 54547668

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 25, 28, 30, 34, 35, 36, 42, 45, 50, 51, 60, 63, 68, 70, 75, 84, 85, 90, 100, 102, 105, 119, 126, 140, 150, 153, 170, 175, 180, 181, 204, 210, 225, 238, 252, 255, 300, 306, 315, 340, 350, 357, 362, 420, 425, 450, 476, 510, 525, 543, 595, 612, 630, 700, 714, 724, 765, 850, 900, 905, 1020, 1050, 1071, 1086, 1190, 1260, 1267, 1275, 1428, 1530, 1575, 1629, 1700, 1785, 1810, 2100, 2142, 2172, 2380, 2534, 2550, 2715, 2975, 3060, 3077, 3150, 3258, 3570, 3620, 3801, 3825, 4284, 4525, 5068, 5100, 5355, 5430, 5950, 6154, 6300, 6335, 6516, 7140, 7602, 7650, 8145, 8925, 9050, 9231, 10710, 10860, 11403, 11900, 12308, 12670, 13575, 15204, 15300, 15385, 16290, 17850, 18100, 18462, 19005, 21420, 21539, 22806, 25340, 26775, 27150, 27693, 30770, 31675, 32580, 35700, 36924, 38010, 40725, 43078, 45612, 46155, 53550, 54300, 55386, 57015, 61540, 63350, 64617, 76020, 76925, 81450, 86156, 92310, 95025, 107100, 107695, 110772, 114030, 126700, 129234, 138465, 153850, 162900, 184620, 190050, 193851, 215390, 228060, 230775, 258468, 276930, 285075, 307700, 323085, 380100, 387702, 430780, 461550, 538475, 553860, 570150, 646170, 692325, 775404, 923100, 969255, 1076950, 1140300, 1292340, 1384650, 1615425, 1938510, 2153900, 2769300, 3230850, 3877020, 4846275, 6461700, 9692550, 19385100]

約数ペア:

[(1, 19385100), (2, 9692550), (3, 6461700), (4, 4846275), (5, 3877020), (6, 3230850), (7, 2769300), (9, 2153900), (10, 1938510), (12, 1615425), (14, 1384650), (15, 1292340), (17, 1140300), (18, 1076950), (20, 969255), (21, 923100), (25, 775404), (28, 692325), (30, 646170), (34, 570150), (35, 553860), (36, 538475), (42, 461550), (45, 430780), (50, 387702), (51, 380100), (60, 323085), (63, 307700), (68, 285075), (70, 276930), (75, 258468), (84, 230775), (85, 228060), (90, 215390), (100, 193851), (102, 190050), (105, 184620), (119, 162900), (126, 153850), (140, 138465), (150, 129234), (153, 126700), (170, 114030), (175, 110772), (180, 107695), (181, 107100), (204, 95025), (210, 92310), (225, 86156), (238, 81450), (252, 76925), (255, 76020), (300, 64617), (306, 63350), (315, 61540), (340, 57015), (350, 55386), (357, 54300), (362, 53550), (420, 46155), (425, 45612), (450, 43078), (476, 40725), (510, 38010), (525, 36924), (543, 35700), (595, 32580), (612, 31675), (630, 30770), (700, 27693), (714, 27150), (724, 26775), (765, 25340), (850, 22806), (900, 21539), (905, 21420), (1020, 19005), (1050, 18462), (1071, 18100), (1086, 17850), (1190, 16290), (1260, 15385), (1267, 15300), (1275, 15204), (1428, 13575), (1530, 12670), (1575, 12308), (1629, 11900), (1700, 11403), (1785, 10860), (1810, 10710), (2100, 9231), (2142, 9050), (2172, 8925), (2380, 8145), (2534, 7650), (2550, 7602), (2715, 7140), (2975, 6516), (3060, 6335), (3077, 6300), (3150, 6154), (3258, 5950), (3570, 5430), (3620, 5355), (3801, 5100), (3825, 5068), (4284, 4525)]