1296715420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:553

約数の個数: 288

約数和(自身を含む): 3925393920

約数和(自身を除く): 2628678500

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 44, 49, 52, 55, 65, 70, 76, 77, 91, 95, 98, 110, 130, 133, 140, 143, 154, 182, 190, 196, 209, 220, 245, 247, 260, 266, 286, 308, 364, 380, 385, 418, 455, 487, 490, 494, 532, 539, 572, 637, 665, 715, 770, 836, 910, 931, 974, 980, 988, 1001, 1045, 1078, 1235, 1274, 1330, 1430, 1463, 1540, 1729, 1820, 1862, 1948, 2002, 2090, 2156, 2435, 2470, 2548, 2660, 2695, 2717, 2860, 2926, 3185, 3409, 3458, 3724, 4004, 4180, 4655, 4870, 4940, 5005, 5357, 5390, 5434, 5852, 6331, 6370, 6818, 6916, 7007, 7315, 8645, 9253, 9310, 9740, 10010, 10241, 10714, 10780, 10868, 12103, 12662, 12740, 13585, 13636, 14014, 14630, 17045, 17290, 18506, 18620, 19019, 20020, 20482, 21428, 23863, 24206, 25324, 26785, 27170, 28028, 29260, 31655, 34090, 34580, 35035, 37012, 37499, 38038, 40964, 44317, 46265, 47726, 48412, 51205, 53570, 54340, 60515, 63310, 64771, 68180, 69641, 70070, 74998, 76076, 88634, 92530, 95095, 95452, 101783, 102410, 107140, 119315, 120289, 121030, 126620, 129542, 133133, 139282, 140140, 149996, 177268, 185060, 187495, 190190, 203566, 204820, 221585, 238630, 240578, 242060, 259084, 262493, 266266, 278564, 310219, 323855, 348205, 374990, 380380, 407132, 443170, 453397, 477260, 481156, 487487, 508915, 524986, 532532, 601445, 620438, 647710, 665665, 696410, 712481, 749980, 842023, 886340, 906794, 974974, 1017830, 1049972, 1202890, 1240876, 1295420, 1312465, 1323179, 1331330, 1392820, 1424962, 1551095, 1684046, 1813588, 1949948, 2035660, 2266985, 2405780, 2437435, 2624930, 2646358, 2662660, 2849924, 3102190, 3368092, 3412409, 3562405, 4210115, 4533970, 4874870, 4987367, 5249860, 5292716, 5894161, 6204380, 6615895, 6824818, 7124810, 8420230, 9067940, 9262253, 9749740, 9974734, 11788322, 13231790, 13649636, 14249620, 16840460, 17062045, 18524506, 19949468, 23576644, 24936835, 26463580, 29470805, 34124090, 37049012, 46311265, 49873670, 58941610, 64835771, 68248180, 92622530, 99747340, 117883220, 129671542, 185245060, 259343084, 324178855, 648357710, 1296715420]

約数ペア:

[(1, 1296715420), (2, 648357710), (4, 324178855), (5, 259343084), (7, 185245060), (10, 129671542), (11, 117883220), (13, 99747340), (14, 92622530), (19, 68248180), (20, 64835771), (22, 58941610), (26, 49873670), (28, 46311265), (35, 37049012), (38, 34124090), (44, 29470805), (49, 26463580), (52, 24936835), (55, 23576644), (65, 19949468), (70, 18524506), (76, 17062045), (77, 16840460), (91, 14249620), (95, 13649636), (98, 13231790), (110, 11788322), (130, 9974734), (133, 9749740), (140, 9262253), (143, 9067940), (154, 8420230), (182, 7124810), (190, 6824818), (196, 6615895), (209, 6204380), (220, 5894161), (245, 5292716), (247, 5249860), (260, 4987367), (266, 4874870), (286, 4533970), (308, 4210115), (364, 3562405), (380, 3412409), (385, 3368092), (418, 3102190), (455, 2849924), (487, 2662660), (490, 2646358), (494, 2624930), (532, 2437435), (539, 2405780), (572, 2266985), (637, 2035660), (665, 1949948), (715, 1813588), (770, 1684046), (836, 1551095), (910, 1424962), (931, 1392820), (974, 1331330), (980, 1323179), (988, 1312465), (1001, 1295420), (1045, 1240876), (1078, 1202890), (1235, 1049972), (1274, 1017830), (1330, 974974), (1430, 906794), (1463, 886340), (1540, 842023), (1729, 749980), (1820, 712481), (1862, 696410), (1948, 665665), (2002, 647710), (2090, 620438), (2156, 601445), (2435, 532532), (2470, 524986), (2548, 508915), (2660, 487487), (2695, 481156), (2717, 477260), (2860, 453397), (2926, 443170), (3185, 407132), (3409, 380380), (3458, 374990), (3724, 348205), (4004, 323855), (4180, 310219), (4655, 278564), (4870, 266266), (4940, 262493), (5005, 259084), (5357, 242060), (5390, 240578), (5434, 238630), (5852, 221585), (6331, 204820), (6370, 203566), (6818, 190190), (6916, 187495), (7007, 185060), (7315, 177268), (8645, 149996), (9253, 140140), (9310, 139282), (9740, 133133), (10010, 129542), (10241, 126620), (10714, 121030), (10780, 120289), (10868, 119315), (12103, 107140), (12662, 102410), (12740, 101783), (13585, 95452), (13636, 95095), (14014, 92530), (14630, 88634), (17045, 76076), (17290, 74998), (18506, 70070), (18620, 69641), (19019, 68180), (20020, 64771), (20482, 63310), (21428, 60515), (23863, 54340), (24206, 53570), (25324, 51205), (26785, 48412), (27170, 47726), (28028, 46265), (29260, 44317), (31655, 40964), (34090, 38038), (34580, 37499), (35035, 37012)]