209445120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{18181}}^1$

素因数の和:18208

約数の個数: 108

約数和(自身を含む): 724698156

約数和(自身を除く): 515253036

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 18181, 36362, 54543, 72724, 90905, 109086, 145448, 163629, 181810, 218172, 272715, 290896, 327258, 363620, 436344, 545430, 581792, 654516, 727240, 818145, 872688, 1090860, 1163584, 1309032, 1454480, 1636290, 1745376, 2181720, 2327168, 2618064, 2908960, 3272580, 3490752, 4363440, 4654336, 5236128, 5817920, 6545160, 6981504, 8726880, 10472256, 11635840, 13090320, 13963008, 17453760, 20944512, 23271680, 26180640, 34907520, 41889024, 52361280, 69815040, 104722560, 209445120]

約数ペア:

[(1, 209445120), (2, 104722560), (3, 69815040), (4, 52361280), (5, 41889024), (6, 34907520), (8, 26180640), (9, 23271680), (10, 20944512), (12, 17453760), (15, 13963008), (16, 13090320), (18, 11635840), (20, 10472256), (24, 8726880), (30, 6981504), (32, 6545160), (36, 5817920), (40, 5236128), (45, 4654336), (48, 4363440), (60, 3490752), (64, 3272580), (72, 2908960), (80, 2618064), (90, 2327168), (96, 2181720), (120, 1745376), (128, 1636290), (144, 1454480), (160, 1309032), (180, 1163584), (192, 1090860), (240, 872688), (256, 818145), (288, 727240), (320, 654516), (360, 581792), (384, 545430), (480, 436344), (576, 363620), (640, 327258), (720, 290896), (768, 272715), (960, 218172), (1152, 181810), (1280, 163629), (1440, 145448), (1920, 109086), (2304, 90905), (2880, 72724), (3840, 54543), (5760, 36362), (11520, 18181)]