55638180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 216

約数和(自身を含む): 191842560

約数和(自身を除く): 136204380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 59, 60, 62, 65, 78, 90, 93, 117, 118, 124, 130, 155, 156, 169, 177, 180, 186, 195, 234, 236, 260, 279, 295, 310, 338, 354, 372, 390, 403, 465, 468, 507, 531, 558, 585, 590, 620, 676, 708, 767, 780, 806, 845, 885, 930, 1014, 1062, 1116, 1170, 1180, 1209, 1395, 1521, 1534, 1612, 1690, 1770, 1829, 1860, 2015, 2028, 2124, 2301, 2340, 2418, 2535, 2655, 2790, 3042, 3068, 3380, 3540, 3627, 3658, 3835, 4030, 4602, 4836, 5070, 5239, 5310, 5487, 5580, 6045, 6084, 6903, 7254, 7316, 7605, 7670, 8060, 9145, 9204, 9971, 10140, 10478, 10620, 10974, 11505, 12090, 13806, 14508, 15210, 15340, 15717, 16461, 18135, 18290, 19942, 20956, 21948, 23010, 23777, 24180, 26195, 27435, 27612, 29913, 30420, 31434, 32922, 34515, 36270, 36580, 39884, 46020, 47151, 47554, 49855, 52390, 54870, 59826, 62868, 65844, 69030, 71331, 72540, 78585, 82305, 89739, 94302, 95108, 99710, 104780, 109740, 118885, 119652, 138060, 142662, 149565, 157170, 164610, 179478, 188604, 199420, 213993, 235755, 237770, 285324, 299130, 309101, 314340, 329220, 356655, 358956, 427986, 448695, 471510, 475540, 598260, 618202, 713310, 855972, 897390, 927303, 943020, 1069965, 1236404, 1426620, 1545505, 1794780, 1854606, 2139930, 2781909, 3091010, 3709212, 4279860, 4636515, 5563818, 6182020, 9273030, 11127636, 13909545, 18546060, 27819090, 55638180]

約数ペア:

[(1, 55638180), (2, 27819090), (3, 18546060), (4, 13909545), (5, 11127636), (6, 9273030), (9, 6182020), (10, 5563818), (12, 4636515), (13, 4279860), (15, 3709212), (18, 3091010), (20, 2781909), (26, 2139930), (30, 1854606), (31, 1794780), (36, 1545505), (39, 1426620), (45, 1236404), (52, 1069965), (59, 943020), (60, 927303), (62, 897390), (65, 855972), (78, 713310), (90, 618202), (93, 598260), (117, 475540), (118, 471510), (124, 448695), (130, 427986), (155, 358956), (156, 356655), (169, 329220), (177, 314340), (180, 309101), (186, 299130), (195, 285324), (234, 237770), (236, 235755), (260, 213993), (279, 199420), (295, 188604), (310, 179478), (338, 164610), (354, 157170), (372, 149565), (390, 142662), (403, 138060), (465, 119652), (468, 118885), (507, 109740), (531, 104780), (558, 99710), (585, 95108), (590, 94302), (620, 89739), (676, 82305), (708, 78585), (767, 72540), (780, 71331), (806, 69030), (845, 65844), (885, 62868), (930, 59826), (1014, 54870), (1062, 52390), (1116, 49855), (1170, 47554), (1180, 47151), (1209, 46020), (1395, 39884), (1521, 36580), (1534, 36270), (1612, 34515), (1690, 32922), (1770, 31434), (1829, 30420), (1860, 29913), (2015, 27612), (2028, 27435), (2124, 26195), (2301, 24180), (2340, 23777), (2418, 23010), (2535, 21948), (2655, 20956), (2790, 19942), (3042, 18290), (3068, 18135), (3380, 16461), (3540, 15717), (3627, 15340), (3658, 15210), (3835, 14508), (4030, 13806), (4602, 12090), (4836, 11505), (5070, 10974), (5239, 10620), (5310, 10478), (5487, 10140), (5580, 9971), (6045, 9204), (6084, 9145), (6903, 8060), (7254, 7670), (7316, 7605)]