20305487568

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:550

約数の個数: 240

約数和(自身を含む): 57859915776

約数和(自身を除く): 37554428208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 38, 48, 57, 62, 76, 93, 103, 114, 124, 152, 186, 206, 228, 248, 304, 309, 361, 367, 372, 412, 456, 496, 589, 618, 722, 734, 744, 824, 912, 1083, 1101, 1178, 1236, 1444, 1468, 1488, 1648, 1767, 1957, 2166, 2202, 2356, 2472, 2888, 2936, 3193, 3534, 3914, 4332, 4404, 4712, 4944, 5776, 5871, 5872, 6386, 6973, 7068, 7828, 8664, 8808, 9424, 9579, 11191, 11377, 11742, 12772, 13946, 14136, 15656, 17328, 17616, 19158, 20919, 22382, 22754, 23484, 25544, 27892, 28272, 31312, 33573, 34131, 37183, 37801, 38316, 41838, 44764, 45508, 46968, 51088, 55784, 60667, 67146, 68262, 74366, 75602, 76632, 83676, 89528, 91016, 93936, 111549, 111568, 113403, 121334, 132487, 134292, 136524, 148732, 151204, 153264, 167352, 179056, 182001, 182032, 216163, 223098, 226806, 242668, 264974, 268584, 273048, 297464, 302408, 334704, 364002, 397461, 432326, 446196, 453612, 485336, 529948, 537168, 546096, 594928, 604816, 648489, 718219, 728004, 794922, 864652, 892392, 907224, 970672, 1059896, 1152673, 1171831, 1296978, 1436438, 1456008, 1589844, 1729304, 1784784, 1814448, 2119792, 2154657, 2305346, 2343662, 2593956, 2872876, 2912016, 3179688, 3458019, 3458608, 3515493, 4107097, 4309314, 4610692, 4687324, 5187912, 5745752, 6359376, 6916038, 7030986, 8214194, 8618628, 9221384, 9374648, 10375824, 11491504, 12321291, 13646161, 13832076, 14061972, 16428388, 17237256, 18442768, 18749296, 22264789, 24642582, 27292322, 27664152, 28123944, 32856776, 34474512, 40938483, 44529578, 49285164, 54584644, 55328304, 56247888, 65713552, 66794367, 81876966, 89059156, 98570328, 109169288, 133588734, 163753932, 178118312, 197140656, 218338576, 267177468, 327507864, 356236624, 423030991, 534354936, 655015728, 846061982, 1068709872, 1269092973, 1692123964, 2538185946, 3384247928, 5076371892, 6768495856, 10152743784, 20305487568]

約数ペア:

[(1, 20305487568), (2, 10152743784), (3, 6768495856), (4, 5076371892), (6, 3384247928), (8, 2538185946), (12, 1692123964), (16, 1269092973), (19, 1068709872), (24, 846061982), (31, 655015728), (38, 534354936), (48, 423030991), (57, 356236624), (62, 327507864), (76, 267177468), (93, 218338576), (103, 197140656), (114, 178118312), (124, 163753932), (152, 133588734), (186, 109169288), (206, 98570328), (228, 89059156), (248, 81876966), (304, 66794367), (309, 65713552), (361, 56247888), (367, 55328304), (372, 54584644), (412, 49285164), (456, 44529578), (496, 40938483), (589, 34474512), (618, 32856776), (722, 28123944), (734, 27664152), (744, 27292322), (824, 24642582), (912, 22264789), (1083, 18749296), (1101, 18442768), (1178, 17237256), (1236, 16428388), (1444, 14061972), (1468, 13832076), (1488, 13646161), (1648, 12321291), (1767, 11491504), (1957, 10375824), (2166, 9374648), (2202, 9221384), (2356, 8618628), (2472, 8214194), (2888, 7030986), (2936, 6916038), (3193, 6359376), (3534, 5745752), (3914, 5187912), (4332, 4687324), (4404, 4610692), (4712, 4309314), (4944, 4107097), (5776, 3515493), (5871, 3458608), (5872, 3458019), (6386, 3179688), (6973, 2912016), (7068, 2872876), (7828, 2593956), (8664, 2343662), (8808, 2305346), (9424, 2154657), (9579, 2119792), (11191, 1814448), (11377, 1784784), (11742, 1729304), (12772, 1589844), (13946, 1456008), (14136, 1436438), (15656, 1296978), (17328, 1171831), (17616, 1152673), (19158, 1059896), (20919, 970672), (22382, 907224), (22754, 892392), (23484, 864652), (25544, 794922), (27892, 728004), (28272, 718219), (31312, 648489), (33573, 604816), (34131, 594928), (37183, 546096), (37801, 537168), (38316, 529948), (41838, 485336), (44764, 453612), (45508, 446196), (46968, 432326), (51088, 397461), (55784, 364002), (60667, 334704), (67146, 302408), (68262, 297464), (74366, 273048), (75602, 268584), (76632, 264974), (83676, 242668), (89528, 226806), (91016, 223098), (93936, 216163), (111549, 182032), (111568, 182001), (113403, 179056), (121334, 167352), (132487, 153264), (134292, 151204), (136524, 148732)]