130728320

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 333123840

約数和(自身を除く): 202395520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 83, 92, 107, 115, 128, 160, 166, 184, 214, 230, 320, 332, 368, 415, 428, 460, 535, 640, 664, 736, 830, 856, 920, 1070, 1328, 1472, 1660, 1712, 1840, 1909, 2140, 2461, 2656, 2944, 3320, 3424, 3680, 3818, 4280, 4922, 5312, 6640, 6848, 7360, 7636, 8560, 8881, 9545, 9844, 10624, 12305, 13280, 13696, 14720, 15272, 17120, 17762, 19090, 19688, 24610, 26560, 30544, 34240, 35524, 38180, 39376, 44405, 49220, 53120, 61088, 68480, 71048, 76360, 78752, 88810, 98440, 122176, 142096, 152720, 157504, 177620, 196880, 204263, 244352, 284192, 305440, 315008, 355240, 393760, 408526, 568384, 610880, 710480, 787520, 817052, 1021315, 1136768, 1221760, 1420960, 1575040, 1634104, 2042630, 2841920, 3268208, 4085260, 5683840, 6536416, 8170520, 13072832, 16341040, 26145664, 32682080, 65364160, 130728320]

約数ペア:

[(1, 130728320), (2, 65364160), (4, 32682080), (5, 26145664), (8, 16341040), (10, 13072832), (16, 8170520), (20, 6536416), (23, 5683840), (32, 4085260), (40, 3268208), (46, 2841920), (64, 2042630), (80, 1634104), (83, 1575040), (92, 1420960), (107, 1221760), (115, 1136768), (128, 1021315), (160, 817052), (166, 787520), (184, 710480), (214, 610880), (230, 568384), (320, 408526), (332, 393760), (368, 355240), (415, 315008), (428, 305440), (460, 284192), (535, 244352), (640, 204263), (664, 196880), (736, 177620), (830, 157504), (856, 152720), (920, 142096), (1070, 122176), (1328, 98440), (1472, 88810), (1660, 78752), (1712, 76360), (1840, 71048), (1909, 68480), (2140, 61088), (2461, 53120), (2656, 49220), (2944, 44405), (3320, 39376), (3424, 38180), (3680, 35524), (3818, 34240), (4280, 30544), (4922, 26560), (5312, 24610), (6640, 19688), (6848, 19090), (7360, 17762), (7636, 17120), (8560, 15272), (8881, 14720), (9545, 13696), (9844, 13280), (10624, 12305)]