15431040

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 256

約数和(自身を含む): 58752000

約数和(自身を除く): 43320960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 47, 48, 54, 57, 60, 64, 72, 76, 80, 90, 94, 95, 96, 108, 114, 120, 128, 135, 141, 144, 152, 160, 171, 180, 188, 190, 192, 216, 228, 235, 240, 270, 282, 285, 288, 304, 320, 342, 360, 376, 380, 384, 423, 432, 456, 470, 480, 513, 540, 564, 570, 576, 608, 640, 684, 705, 720, 752, 760, 846, 855, 864, 893, 912, 940, 960, 1026, 1080, 1128, 1140, 1152, 1216, 1269, 1368, 1410, 1440, 1504, 1520, 1692, 1710, 1728, 1786, 1824, 1880, 1920, 2052, 2115, 2160, 2256, 2280, 2432, 2538, 2565, 2679, 2736, 2820, 2880, 3008, 3040, 3384, 3420, 3456, 3572, 3648, 3760, 4104, 4230, 4320, 4465, 4512, 4560, 5076, 5130, 5358, 5472, 5640, 5760, 6016, 6080, 6345, 6768, 6840, 7144, 7296, 7520, 8037, 8208, 8460, 8640, 8930, 9024, 9120, 10152, 10260, 10716, 10944, 11280, 12160, 12690, 13395, 13536, 13680, 14288, 15040, 16074, 16416, 16920, 17280, 17860, 18048, 18240, 20304, 20520, 21432, 21888, 22560, 24111, 25380, 26790, 27072, 27360, 28576, 30080, 32148, 32832, 33840, 35720, 36480, 40185, 40608, 41040, 42864, 45120, 48222, 50760, 53580, 54144, 54720, 57152, 64296, 65664, 67680, 71440, 80370, 81216, 82080, 85728, 90240, 96444, 101520, 107160, 109440, 114304, 120555, 128592, 135360, 142880, 160740, 162432, 164160, 171456, 192888, 203040, 214320, 241110, 257184, 270720, 285760, 321480, 328320, 342912, 385776, 406080, 428640, 482220, 514368, 571520, 642960, 771552, 812160, 857280, 964440, 1028736, 1285920, 1543104, 1714560, 1928880, 2571840, 3086208, 3857760, 5143680, 7715520, 15431040]

約数ペア:

[(1, 15431040), (2, 7715520), (3, 5143680), (4, 3857760), (5, 3086208), (6, 2571840), (8, 1928880), (9, 1714560), (10, 1543104), (12, 1285920), (15, 1028736), (16, 964440), (18, 857280), (19, 812160), (20, 771552), (24, 642960), (27, 571520), (30, 514368), (32, 482220), (36, 428640), (38, 406080), (40, 385776), (45, 342912), (47, 328320), (48, 321480), (54, 285760), (57, 270720), (60, 257184), (64, 241110), (72, 214320), (76, 203040), (80, 192888), (90, 171456), (94, 164160), (95, 162432), (96, 160740), (108, 142880), (114, 135360), (120, 128592), (128, 120555), (135, 114304), (141, 109440), (144, 107160), (152, 101520), (160, 96444), (171, 90240), (180, 85728), (188, 82080), (190, 81216), (192, 80370), (216, 71440), (228, 67680), (235, 65664), (240, 64296), (270, 57152), (282, 54720), (285, 54144), (288, 53580), (304, 50760), (320, 48222), (342, 45120), (360, 42864), (376, 41040), (380, 40608), (384, 40185), (423, 36480), (432, 35720), (456, 33840), (470, 32832), (480, 32148), (513, 30080), (540, 28576), (564, 27360), (570, 27072), (576, 26790), (608, 25380), (640, 24111), (684, 22560), (705, 21888), (720, 21432), (752, 20520), (760, 20304), (846, 18240), (855, 18048), (864, 17860), (893, 17280), (912, 16920), (940, 16416), (960, 16074), (1026, 15040), (1080, 14288), (1128, 13680), (1140, 13536), (1152, 13395), (1216, 12690), (1269, 12160), (1368, 11280), (1410, 10944), (1440, 10716), (1504, 10260), (1520, 10152), (1692, 9120), (1710, 9024), (1728, 8930), (1786, 8640), (1824, 8460), (1880, 8208), (1920, 8037), (2052, 7520), (2115, 7296), (2160, 7144), (2256, 6840), (2280, 6768), (2432, 6345), (2538, 6080), (2565, 6016), (2679, 5760), (2736, 5640), (2820, 5472), (2880, 5358), (3008, 5130), (3040, 5076), (3384, 4560), (3420, 4512), (3456, 4465), (3572, 4320), (3648, 4230), (3760, 4104)]