198554760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1171}}^1$

素因数の和:1348

約数の個数: 128

約数和(自身を含む): 666633600

約数和(自身を除く): 468078840

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, 90, 108, 120, 135, 157, 180, 216, 270, 314, 360, 471, 540, 628, 785, 942, 1080, 1171, 1256, 1413, 1570, 1884, 2342, 2355, 2826, 3140, 3513, 3768, 4239, 4684, 4710, 5652, 5855, 6280, 7026, 7065, 8478, 9368, 9420, 10539, 11304, 11710, 14052, 14130, 16956, 17565, 18840, 21078, 21195, 23420, 28104, 28260, 31617, 33912, 35130, 42156, 42390, 46840, 52695, 56520, 63234, 70260, 84312, 84780, 105390, 126468, 140520, 158085, 169560, 183847, 210780, 252936, 316170, 367694, 421560, 551541, 632340, 735388, 919235, 1103082, 1264680, 1470776, 1654623, 1838470, 2206164, 2757705, 3309246, 3676940, 4412328, 4963869, 5515410, 6618492, 7353880, 8273115, 9927738, 11030820, 13236984, 16546230, 19855476, 22061640, 24819345, 33092460, 39710952, 49638690, 66184920, 99277380, 198554760]

約数ペア:

[(1, 198554760), (2, 99277380), (3, 66184920), (4, 49638690), (5, 39710952), (6, 33092460), (8, 24819345), (9, 22061640), (10, 19855476), (12, 16546230), (15, 13236984), (18, 11030820), (20, 9927738), (24, 8273115), (27, 7353880), (30, 6618492), (36, 5515410), (40, 4963869), (45, 4412328), (54, 3676940), (60, 3309246), (72, 2757705), (90, 2206164), (108, 1838470), (120, 1654623), (135, 1470776), (157, 1264680), (180, 1103082), (216, 919235), (270, 735388), (314, 632340), (360, 551541), (471, 421560), (540, 367694), (628, 316170), (785, 252936), (942, 210780), (1080, 183847), (1171, 169560), (1256, 158085), (1413, 140520), (1570, 126468), (1884, 105390), (2342, 84780), (2355, 84312), (2826, 70260), (3140, 63234), (3513, 56520), (3768, 52695), (4239, 46840), (4684, 42390), (4710, 42156), (5652, 35130), (5855, 33912), (6280, 31617), (7026, 28260), (7065, 28104), (8478, 23420), (9368, 21195), (9420, 21078), (10539, 18840), (11304, 17565), (11710, 16956), (14052, 14130)]