256101480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2857}}^1$

素因数の和:2960

約数の個数: 128

約数和(自身を含む): 864259200

約数和(自身を除く): 608157720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 83, 90, 108, 120, 135, 166, 180, 216, 249, 270, 332, 360, 415, 498, 540, 664, 747, 830, 996, 1080, 1245, 1494, 1660, 1992, 2241, 2490, 2857, 2988, 3320, 3735, 4482, 4980, 5714, 5976, 7470, 8571, 8964, 9960, 11205, 11428, 14285, 14940, 17142, 17928, 22410, 22856, 25713, 28570, 29880, 34284, 42855, 44820, 51426, 57140, 68568, 77139, 85710, 89640, 102852, 114280, 128565, 154278, 171420, 205704, 237131, 257130, 308556, 342840, 385695, 474262, 514260, 617112, 711393, 771390, 948524, 1028520, 1185655, 1422786, 1542780, 1897048, 2134179, 2371310, 2845572, 3085560, 3556965, 4268358, 4742620, 5691144, 6402537, 7113930, 8536716, 9485240, 10670895, 12805074, 14227860, 17073432, 21341790, 25610148, 28455720, 32012685, 42683580, 51220296, 64025370, 85367160, 128050740, 256101480]

約数ペア:

[(1, 256101480), (2, 128050740), (3, 85367160), (4, 64025370), (5, 51220296), (6, 42683580), (8, 32012685), (9, 28455720), (10, 25610148), (12, 21341790), (15, 17073432), (18, 14227860), (20, 12805074), (24, 10670895), (27, 9485240), (30, 8536716), (36, 7113930), (40, 6402537), (45, 5691144), (54, 4742620), (60, 4268358), (72, 3556965), (83, 3085560), (90, 2845572), (108, 2371310), (120, 2134179), (135, 1897048), (166, 1542780), (180, 1422786), (216, 1185655), (249, 1028520), (270, 948524), (332, 771390), (360, 711393), (415, 617112), (498, 514260), (540, 474262), (664, 385695), (747, 342840), (830, 308556), (996, 257130), (1080, 237131), (1245, 205704), (1494, 171420), (1660, 154278), (1992, 128565), (2241, 114280), (2490, 102852), (2857, 89640), (2988, 85710), (3320, 77139), (3735, 68568), (4482, 57140), (4980, 51426), (5714, 44820), (5976, 42855), (7470, 34284), (8571, 29880), (8964, 28570), (9960, 25713), (11205, 22856), (11428, 22410), (14285, 17928), (14940, 17142)]