281904948

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 874266624

約数和(自身を除く): 592361676

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 31, 34, 36, 39, 51, 52, 54, 62, 68, 78, 81, 93, 102, 108, 117, 124, 127, 153, 156, 162, 186, 204, 221, 234, 254, 279, 306, 324, 351, 372, 381, 403, 442, 459, 468, 508, 527, 558, 612, 663, 702, 762, 806, 837, 884, 918, 1053, 1054, 1116, 1143, 1209, 1326, 1377, 1404, 1524, 1581, 1612, 1651, 1674, 1836, 1989, 2106, 2108, 2159, 2286, 2418, 2511, 2652, 2754, 3162, 3302, 3348, 3429, 3627, 3937, 3978, 4212, 4318, 4572, 4743, 4836, 4953, 5022, 5508, 5967, 6324, 6477, 6604, 6851, 6858, 7254, 7874, 7956, 8636, 9486, 9906, 10044, 10287, 10881, 11811, 11934, 12954, 13702, 13716, 14229, 14508, 14859, 15748, 17901, 18972, 19431, 19812, 20553, 20574, 21762, 23622, 23868, 25908, 27404, 28067, 28458, 29718, 32643, 35433, 35802, 38862, 41106, 41148, 42687, 43524, 44577, 47244, 51181, 56134, 56916, 58293, 59436, 61659, 65286, 66929, 70866, 71604, 77724, 82212, 84201, 85374, 89154, 102362, 106299, 112268, 116586, 123318, 130572, 133731, 133858, 141732, 153543, 168402, 170748, 174879, 178308, 184977, 200787, 204724, 212598, 233172, 246636, 252603, 267462, 267716, 307086, 318897, 336804, 349758, 369954, 401574, 425196, 460629, 505206, 534924, 554931, 602361, 614172, 637794, 699516, 739908, 757809, 803148, 870077, 921258, 1010412, 1109862, 1204722, 1275588, 1381887, 1515618, 1740154, 1807083, 1842516, 2219724, 2273427, 2409444, 2610231, 2763774, 3031236, 3480308, 3614166, 4145661, 4546854, 5220462, 5421249, 5527548, 7228332, 7830693, 8291322, 9093708, 10440924, 10842498, 15661386, 16582644, 21684996, 23492079, 31322772, 46984158, 70476237, 93968316, 140952474, 281904948]

約数ペア:

[(1, 281904948), (2, 140952474), (3, 93968316), (4, 70476237), (6, 46984158), (9, 31322772), (12, 23492079), (13, 21684996), (17, 16582644), (18, 15661386), (26, 10842498), (27, 10440924), (31, 9093708), (34, 8291322), (36, 7830693), (39, 7228332), (51, 5527548), (52, 5421249), (54, 5220462), (62, 4546854), (68, 4145661), (78, 3614166), (81, 3480308), (93, 3031236), (102, 2763774), (108, 2610231), (117, 2409444), (124, 2273427), (127, 2219724), (153, 1842516), (156, 1807083), (162, 1740154), (186, 1515618), (204, 1381887), (221, 1275588), (234, 1204722), (254, 1109862), (279, 1010412), (306, 921258), (324, 870077), (351, 803148), (372, 757809), (381, 739908), (403, 699516), (442, 637794), (459, 614172), (468, 602361), (508, 554931), (527, 534924), (558, 505206), (612, 460629), (663, 425196), (702, 401574), (762, 369954), (806, 349758), (837, 336804), (884, 318897), (918, 307086), (1053, 267716), (1054, 267462), (1116, 252603), (1143, 246636), (1209, 233172), (1326, 212598), (1377, 204724), (1404, 200787), (1524, 184977), (1581, 178308), (1612, 174879), (1651, 170748), (1674, 168402), (1836, 153543), (1989, 141732), (2106, 133858), (2108, 133731), (2159, 130572), (2286, 123318), (2418, 116586), (2511, 112268), (2652, 106299), (2754, 102362), (3162, 89154), (3302, 85374), (3348, 84201), (3429, 82212), (3627, 77724), (3937, 71604), (3978, 70866), (4212, 66929), (4318, 65286), (4572, 61659), (4743, 59436), (4836, 58293), (4953, 56916), (5022, 56134), (5508, 51181), (5967, 47244), (6324, 44577), (6477, 43524), (6604, 42687), (6851, 41148), (6858, 41106), (7254, 38862), (7874, 35802), (7956, 35433), (8636, 32643), (9486, 29718), (9906, 28458), (10044, 28067), (10287, 27404), (10881, 25908), (11811, 23868), (11934, 23622), (12954, 21762), (13702, 20574), (13716, 20553), (14229, 19812), (14508, 19431), (14859, 18972), (15748, 17901)]