18428340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 65318400

約数和(自身を除く): 46890060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 29, 30, 34, 35, 42, 51, 58, 60, 68, 70, 84, 85, 87, 89, 102, 105, 116, 119, 140, 145, 170, 174, 178, 203, 204, 210, 238, 255, 267, 290, 340, 348, 356, 357, 406, 420, 435, 445, 476, 493, 510, 534, 580, 595, 609, 623, 714, 812, 870, 890, 986, 1015, 1020, 1068, 1190, 1218, 1246, 1335, 1428, 1479, 1513, 1740, 1780, 1785, 1869, 1972, 2030, 2380, 2436, 2465, 2492, 2581, 2670, 2958, 3026, 3045, 3115, 3451, 3570, 3738, 4060, 4539, 4930, 5162, 5340, 5916, 6052, 6090, 6230, 6902, 7140, 7395, 7476, 7565, 7743, 9078, 9345, 9860, 10324, 10353, 10591, 12180, 12460, 12905, 13804, 14790, 15130, 15486, 17255, 18067, 18156, 18690, 20706, 21182, 22695, 25810, 29580, 30260, 30972, 31773, 34510, 36134, 37380, 38715, 41412, 42364, 43877, 45390, 51620, 51765, 52955, 54201, 63546, 69020, 72268, 77430, 87754, 90335, 90780, 103530, 105910, 108402, 127092, 131631, 154860, 158865, 175508, 180670, 207060, 211820, 216804, 219385, 263262, 271005, 307139, 317730, 361340, 438770, 526524, 542010, 614278, 635460, 658155, 877540, 921417, 1084020, 1228556, 1316310, 1535695, 1842834, 2632620, 3071390, 3685668, 4607085, 6142780, 9214170, 18428340]

約数ペア:

[(1, 18428340), (2, 9214170), (3, 6142780), (4, 4607085), (5, 3685668), (6, 3071390), (7, 2632620), (10, 1842834), (12, 1535695), (14, 1316310), (15, 1228556), (17, 1084020), (20, 921417), (21, 877540), (28, 658155), (29, 635460), (30, 614278), (34, 542010), (35, 526524), (42, 438770), (51, 361340), (58, 317730), (60, 307139), (68, 271005), (70, 263262), (84, 219385), (85, 216804), (87, 211820), (89, 207060), (102, 180670), (105, 175508), (116, 158865), (119, 154860), (140, 131631), (145, 127092), (170, 108402), (174, 105910), (178, 103530), (203, 90780), (204, 90335), (210, 87754), (238, 77430), (255, 72268), (267, 69020), (290, 63546), (340, 54201), (348, 52955), (356, 51765), (357, 51620), (406, 45390), (420, 43877), (435, 42364), (445, 41412), (476, 38715), (493, 37380), (510, 36134), (534, 34510), (580, 31773), (595, 30972), (609, 30260), (623, 29580), (714, 25810), (812, 22695), (870, 21182), (890, 20706), (986, 18690), (1015, 18156), (1020, 18067), (1068, 17255), (1190, 15486), (1218, 15130), (1246, 14790), (1335, 13804), (1428, 12905), (1479, 12460), (1513, 12180), (1740, 10591), (1780, 10353), (1785, 10324), (1869, 9860), (1972, 9345), (2030, 9078), (2380, 7743), (2436, 7565), (2465, 7476), (2492, 7395), (2581, 7140), (2670, 6902), (2958, 6230), (3026, 6090), (3045, 6052), (3115, 5916), (3451, 5340), (3570, 5162), (3738, 4930), (4060, 4539)]