253299780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 801453744

約数和(自身を除く): 548153964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 73, 74, 90, 111, 146, 148, 180, 185, 219, 222, 292, 333, 365, 370, 438, 444, 521, 555, 657, 666, 730, 740, 876, 1042, 1095, 1110, 1314, 1332, 1460, 1563, 1665, 2084, 2190, 2220, 2605, 2628, 2701, 3126, 3285, 3330, 4380, 4689, 5210, 5402, 6252, 6570, 6660, 7815, 8103, 9378, 10420, 10804, 13140, 13505, 15630, 16206, 18756, 19277, 23445, 24309, 27010, 31260, 32412, 38033, 38554, 40515, 46890, 48618, 54020, 57831, 76066, 77108, 81030, 93780, 96385, 97236, 114099, 115662, 121545, 152132, 162060, 173493, 190165, 192770, 228198, 231324, 243090, 289155, 342297, 346986, 380330, 385540, 456396, 486180, 570495, 578310, 684594, 693972, 760660, 867465, 1140990, 1156620, 1369188, 1407221, 1711485, 1734930, 2281980, 2814442, 3422970, 3469860, 4221663, 5628884, 6845940, 7036105, 8443326, 12664989, 14072210, 16886652, 21108315, 25329978, 28144420, 42216630, 50659956, 63324945, 84433260, 126649890, 253299780]

約数ペア:

[(1, 253299780), (2, 126649890), (3, 84433260), (4, 63324945), (5, 50659956), (6, 42216630), (9, 28144420), (10, 25329978), (12, 21108315), (15, 16886652), (18, 14072210), (20, 12664989), (30, 8443326), (36, 7036105), (37, 6845940), (45, 5628884), (60, 4221663), (73, 3469860), (74, 3422970), (90, 2814442), (111, 2281980), (146, 1734930), (148, 1711485), (180, 1407221), (185, 1369188), (219, 1156620), (222, 1140990), (292, 867465), (333, 760660), (365, 693972), (370, 684594), (438, 578310), (444, 570495), (521, 486180), (555, 456396), (657, 385540), (666, 380330), (730, 346986), (740, 342297), (876, 289155), (1042, 243090), (1095, 231324), (1110, 228198), (1314, 192770), (1332, 190165), (1460, 173493), (1563, 162060), (1665, 152132), (2084, 121545), (2190, 115662), (2220, 114099), (2605, 97236), (2628, 96385), (2701, 93780), (3126, 81030), (3285, 77108), (3330, 76066), (4380, 57831), (4689, 54020), (5210, 48618), (5402, 46890), (6252, 40515), (6570, 38554), (6660, 38033), (7815, 32412), (8103, 31260), (9378, 27010), (10420, 24309), (10804, 23445), (13140, 19277), (13505, 18756), (15630, 16206)]