254359875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 552075264

約数和(自身を除く): 297715389

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 25, 33, 35, 55, 69, 75, 77, 105, 115, 125, 161, 165, 175, 231, 253, 275, 345, 375, 383, 385, 483, 525, 575, 759, 805, 825, 875, 1149, 1155, 1265, 1375, 1725, 1771, 1915, 1925, 2415, 2625, 2681, 2875, 3795, 4025, 4125, 4213, 5313, 5745, 5775, 6325, 8043, 8625, 8809, 8855, 9575, 9625, 12075, 12639, 13405, 18975, 20125, 21065, 26427, 26565, 28725, 28875, 29491, 31625, 40215, 44045, 44275, 47875, 60375, 61663, 63195, 67025, 88473, 94875, 96899, 105325, 132135, 132825, 143625, 147455, 184989, 201075, 220225, 221375, 290697, 308315, 315975, 335125, 442365, 484495, 526625, 660675, 664125, 678293, 737275, 924945, 1005375, 1101125, 1453485, 1541575, 1579875, 2034879, 2211825, 2422475, 3303375, 3391465, 3686375, 4624725, 7267425, 7707875, 10174395, 11059125, 12112375, 16957325, 23123625, 36337125, 50871975, 84786625, 254359875]

約数ペア:

[(1, 254359875), (3, 84786625), (5, 50871975), (7, 36337125), (11, 23123625), (15, 16957325), (21, 12112375), (23, 11059125), (25, 10174395), (33, 7707875), (35, 7267425), (55, 4624725), (69, 3686375), (75, 3391465), (77, 3303375), (105, 2422475), (115, 2211825), (125, 2034879), (161, 1579875), (165, 1541575), (175, 1453485), (231, 1101125), (253, 1005375), (275, 924945), (345, 737275), (375, 678293), (383, 664125), (385, 660675), (483, 526625), (525, 484495), (575, 442365), (759, 335125), (805, 315975), (825, 308315), (875, 290697), (1149, 221375), (1155, 220225), (1265, 201075), (1375, 184989), (1725, 147455), (1771, 143625), (1915, 132825), (1925, 132135), (2415, 105325), (2625, 96899), (2681, 94875), (2875, 88473), (3795, 67025), (4025, 63195), (4125, 61663), (4213, 60375), (5313, 47875), (5745, 44275), (5775, 44045), (6325, 40215), (8043, 31625), (8625, 29491), (8809, 28875), (8855, 28725), (9575, 26565), (9625, 26427), (12075, 21065), (12639, 20125), (13405, 18975)]