400699440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3947}}^1$

素因数の和:4016

約数の個数: 160

約数和(自身を含む): 1409909760

約数和(自身を除く): 1009210320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 216, 235, 240, 270, 282, 360, 376, 423, 432, 470, 540, 564, 705, 720, 752, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2160, 2256, 2538, 2820, 3384, 3760, 3947, 4230, 5076, 5640, 6345, 6768, 7894, 8460, 10152, 11280, 11841, 12690, 15788, 16920, 19735, 20304, 23682, 25380, 31576, 33840, 35523, 39470, 47364, 50760, 59205, 63152, 71046, 78940, 94728, 101520, 106569, 118410, 142092, 157880, 177615, 185509, 189456, 213138, 236820, 284184, 315760, 355230, 371018, 426276, 473640, 532845, 556527, 568368, 710460, 742036, 852552, 927545, 947280, 1065690, 1113054, 1420920, 1484072, 1669581, 1705104, 1855090, 2131380, 2226108, 2782635, 2841840, 2968144, 3339162, 3710180, 4262760, 4452216, 5008743, 5565270, 6678324, 7420360, 8347905, 8525520, 8904432, 10017486, 11130540, 13356648, 14840720, 16695810, 20034972, 22261080, 25043715, 26713296, 33391620, 40069944, 44522160, 50087430, 66783240, 80139888, 100174860, 133566480, 200349720, 400699440]

約数ペア:

[(1, 400699440), (2, 200349720), (3, 133566480), (4, 100174860), (5, 80139888), (6, 66783240), (8, 50087430), (9, 44522160), (10, 40069944), (12, 33391620), (15, 26713296), (16, 25043715), (18, 22261080), (20, 20034972), (24, 16695810), (27, 14840720), (30, 13356648), (36, 11130540), (40, 10017486), (45, 8904432), (47, 8525520), (48, 8347905), (54, 7420360), (60, 6678324), (72, 5565270), (80, 5008743), (90, 4452216), (94, 4262760), (108, 3710180), (120, 3339162), (135, 2968144), (141, 2841840), (144, 2782635), (180, 2226108), (188, 2131380), (216, 1855090), (235, 1705104), (240, 1669581), (270, 1484072), (282, 1420920), (360, 1113054), (376, 1065690), (423, 947280), (432, 927545), (470, 852552), (540, 742036), (564, 710460), (705, 568368), (720, 556527), (752, 532845), (846, 473640), (940, 426276), (1080, 371018), (1128, 355230), (1269, 315760), (1410, 284184), (1692, 236820), (1880, 213138), (2115, 189456), (2160, 185509), (2256, 177615), (2538, 157880), (2820, 142092), (3384, 118410), (3760, 106569), (3947, 101520), (4230, 94728), (5076, 78940), (5640, 71046), (6345, 63152), (6768, 59205), (7894, 50760), (8460, 47364), (10152, 39470), (11280, 35523), (11841, 33840), (12690, 31576), (15788, 25380), (16920, 23682), (19735, 20304)]