55285020

素因数分解:

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

素因数の和:157

約数の個数: 288

約数和(自身を含む): 212284800

約数和(自身を除く): 156999780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 29, 30, 34, 35, 36, 42, 45, 51, 58, 60, 63, 68, 70, 84, 85, 87, 89, 90, 102, 105, 116, 119, 126, 140, 145, 153, 170, 174, 178, 180, 203, 204, 210, 238, 252, 255, 261, 267, 290, 306, 315, 340, 348, 356, 357, 406, 420, 435, 445, 476, 493, 510, 522, 534, 580, 595, 609, 612, 623, 630, 714, 765, 801, 812, 870, 890, 986, 1015, 1020, 1044, 1068, 1071, 1190, 1218, 1246, 1260, 1305, 1335, 1428, 1479, 1513, 1530, 1602, 1740, 1780, 1785, 1827, 1869, 1972, 2030, 2142, 2380, 2436, 2465, 2492, 2581, 2610, 2670, 2958, 3026, 3045, 3060, 3115, 3204, 3451, 3570, 3654, 3738, 4005, 4060, 4284, 4437, 4539, 4930, 5162, 5220, 5340, 5355, 5607, 5916, 6052, 6090, 6230, 6902, 7140, 7308, 7395, 7476, 7565, 7743, 8010, 8874, 9078, 9135, 9345, 9860, 10324, 10353, 10591, 10710, 11214, 12180, 12460, 12905, 13617, 13804, 14790, 15130, 15486, 16020, 17255, 17748, 18067, 18156, 18270, 18690, 20706, 21182, 21420, 22185, 22428, 22695, 23229, 25810, 27234, 28035, 29580, 30260, 30972, 31059, 31773, 34510, 36134, 36540, 37380, 38715, 41412, 42364, 43877, 44370, 45390, 46458, 51620, 51765, 52955, 54201, 54468, 56070, 62118, 63546, 68085, 69020, 72268, 77430, 87754, 88740, 90335, 90780, 92916, 95319, 103530, 105910, 108402, 112140, 116145, 124236, 127092, 131631, 136170, 154860, 155295, 158865, 162603, 175508, 180670, 190638, 207060, 211820, 216804, 219385, 232290, 263262, 271005, 272340, 307139, 310590, 317730, 325206, 361340, 381276, 394893, 438770, 464580, 476595, 526524, 542010, 614278, 621180, 635460, 650412, 658155, 789786, 813015, 877540, 921417, 953190, 1084020, 1228556, 1316310, 1535695, 1579572, 1626030, 1842834, 1906380, 1974465, 2632620, 2764251, 3071390, 3252060, 3685668, 3948930, 4607085, 5528502, 6142780, 7897860, 9214170, 11057004, 13821255, 18428340, 27642510, 55285020]

約数ペア:

[(1, 55285020), (2, 27642510), (3, 18428340), (4, 13821255), (5, 11057004), (6, 9214170), (7, 7897860), (9, 6142780), (10, 5528502), (12, 4607085), (14, 3948930), (15, 3685668), (17, 3252060), (18, 3071390), (20, 2764251), (21, 2632620), (28, 1974465), (29, 1906380), (30, 1842834), (34, 1626030), (35, 1579572), (36, 1535695), (42, 1316310), (45, 1228556), (51, 1084020), (58, 953190), (60, 921417), (63, 877540), (68, 813015), (70, 789786), (84, 658155), (85, 650412), (87, 635460), (89, 621180), (90, 614278), (102, 542010), (105, 526524), (116, 476595), (119, 464580), (126, 438770), (140, 394893), (145, 381276), (153, 361340), (170, 325206), (174, 317730), (178, 310590), (180, 307139), (203, 272340), (204, 271005), (210, 263262), (238, 232290), (252, 219385), (255, 216804), (261, 211820), (267, 207060), (290, 190638), (306, 180670), (315, 175508), (340, 162603), (348, 158865), (356, 155295), (357, 154860), (406, 136170), (420, 131631), (435, 127092), (445, 124236), (476, 116145), (493, 112140), (510, 108402), (522, 105910), (534, 103530), (580, 95319), (595, 92916), (609, 90780), (612, 90335), (623, 88740), (630, 87754), (714, 77430), (765, 72268), (801, 69020), (812, 68085), (870, 63546), (890, 62118), (986, 56070), (1015, 54468), (1020, 54201), (1044, 52955), (1068, 51765), (1071, 51620), (1190, 46458), (1218, 45390), (1246, 44370), (1260, 43877), (1305, 42364), (1335, 41412), (1428, 38715), (1479, 37380), (1513, 36540), (1530, 36134), (1602, 34510), (1740, 31773), (1780, 31059), (1785, 30972), (1827, 30260), (1869, 29580), (1972, 28035), (2030, 27234), (2142, 25810), (2380, 23229), (2436, 22695), (2465, 22428), (2492, 22185), (2581, 21420), (2610, 21182), (2670, 20706), (2958, 18690), (3026, 18270), (3045, 18156), (3060, 18067), (3115, 17748), (3204, 17255), (3451, 16020), (3570, 15486), (3654, 15130), (3738, 14790), (4005, 13804), (4060, 13617), (4284, 12905), (4437, 12460), (4539, 12180), (4930, 11214), (5162, 10710), (5220, 10591), (5340, 10353), (5355, 10324), (5607, 9860), (5916, 9345), (6052, 9135), (6090, 9078), (6230, 8874), (6902, 8010), (7140, 7743), (7308, 7565), (7395, 7476)]