20317258560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{142039}}^1$

素因数の和:142208

約数の個数: 112

約数和(自身を含む): 64940688000

約数和(自身を除く): 44623429440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 149, 160, 192, 240, 298, 320, 447, 480, 596, 745, 894, 960, 1192, 1490, 1788, 2235, 2384, 2980, 3576, 4470, 4768, 5960, 7152, 8940, 9536, 11920, 14304, 17880, 23840, 28608, 35760, 47680, 71520, 142039, 143040, 284078, 426117, 568156, 710195, 852234, 1136312, 1420390, 1704468, 2130585, 2272624, 2840780, 3408936, 4261170, 4545248, 5681560, 6817872, 8522340, 9090496, 11363120, 13635744, 17044680, 21163811, 22726240, 27271488, 34089360, 42327622, 45452480, 63491433, 68178720, 84655244, 105819055, 126982866, 136357440, 169310488, 211638110, 253965732, 317457165, 338620976, 423276220, 507931464, 634914330, 677241952, 846552440, 1015862928, 1269828660, 1354483904, 1693104880, 2031725856, 2539657320, 3386209760, 4063451712, 5079314640, 6772419520, 10158629280, 20317258560]

約数ペア:

[(1, 20317258560), (2, 10158629280), (3, 6772419520), (4, 5079314640), (5, 4063451712), (6, 3386209760), (8, 2539657320), (10, 2031725856), (12, 1693104880), (15, 1354483904), (16, 1269828660), (20, 1015862928), (24, 846552440), (30, 677241952), (32, 634914330), (40, 507931464), (48, 423276220), (60, 338620976), (64, 317457165), (80, 253965732), (96, 211638110), (120, 169310488), (149, 136357440), (160, 126982866), (192, 105819055), (240, 84655244), (298, 68178720), (320, 63491433), (447, 45452480), (480, 42327622), (596, 34089360), (745, 27271488), (894, 22726240), (960, 21163811), (1192, 17044680), (1490, 13635744), (1788, 11363120), (2235, 9090496), (2384, 8522340), (2980, 6817872), (3576, 5681560), (4470, 4545248), (4768, 4261170), (5960, 3408936), (7152, 2840780), (8940, 2272624), (9536, 2130585), (11920, 1704468), (14304, 1420390), (17880, 1136312), (23840, 852234), (28608, 710195), (35760, 568156), (47680, 426117), (71520, 284078), (142039, 143040)]