205838160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77969}}^1$

素因数の和:77996

約数の個数: 80

約数和(自身を含む): 696116160

約数和(自身を除く): 490278000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 77969, 155938, 233907, 311876, 389845, 467814, 623752, 779690, 857659, 935628, 1169535, 1247504, 1559380, 1715318, 1871256, 2339070, 2572977, 3118760, 3430636, 3742512, 4288295, 4678140, 5145954, 6237520, 6861272, 8576590, 9356280, 10291908, 12864885, 13722544, 17153180, 18712560, 20583816, 25729770, 34306360, 41167632, 51459540, 68612720, 102919080, 205838160]

約数ペア:

[(1, 205838160), (2, 102919080), (3, 68612720), (4, 51459540), (5, 41167632), (6, 34306360), (8, 25729770), (10, 20583816), (11, 18712560), (12, 17153180), (15, 13722544), (16, 12864885), (20, 10291908), (22, 9356280), (24, 8576590), (30, 6861272), (33, 6237520), (40, 5145954), (44, 4678140), (48, 4288295), (55, 3742512), (60, 3430636), (66, 3118760), (80, 2572977), (88, 2339070), (110, 1871256), (120, 1715318), (132, 1559380), (165, 1247504), (176, 1169535), (220, 935628), (240, 857659), (264, 779690), (330, 623752), (440, 467814), (528, 389845), (660, 311876), (880, 233907), (1320, 155938), (2640, 77969)]