278177040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2593}}^1$

素因数の和:2761

約数の個数: 120

約数和(自身を含む): 940843800

約数和(自身を除く): 662666760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 149, 180, 240, 298, 360, 447, 596, 720, 745, 894, 1192, 1341, 1490, 1788, 2235, 2384, 2593, 2682, 2980, 3576, 4470, 5186, 5364, 5960, 6705, 7152, 7779, 8940, 10372, 10728, 11920, 12965, 13410, 15558, 17880, 20744, 21456, 23337, 25930, 26820, 31116, 35760, 38895, 41488, 46674, 51860, 53640, 62232, 77790, 93348, 103720, 107280, 116685, 124464, 155580, 186696, 207440, 233370, 311160, 373392, 386357, 466740, 622320, 772714, 933480, 1159071, 1545428, 1866960, 1931785, 2318142, 3090856, 3477213, 3863570, 4636284, 5795355, 6181712, 6954426, 7727140, 9272568, 11590710, 13908852, 15454280, 17386065, 18545136, 23181420, 27817704, 30908560, 34772130, 46362840, 55635408, 69544260, 92725680, 139088520, 278177040]

約数ペア:

[(1, 278177040), (2, 139088520), (3, 92725680), (4, 69544260), (5, 55635408), (6, 46362840), (8, 34772130), (9, 30908560), (10, 27817704), (12, 23181420), (15, 18545136), (16, 17386065), (18, 15454280), (20, 13908852), (24, 11590710), (30, 9272568), (36, 7727140), (40, 6954426), (45, 6181712), (48, 5795355), (60, 4636284), (72, 3863570), (80, 3477213), (90, 3090856), (120, 2318142), (144, 1931785), (149, 1866960), (180, 1545428), (240, 1159071), (298, 933480), (360, 772714), (447, 622320), (596, 466740), (720, 386357), (745, 373392), (894, 311160), (1192, 233370), (1341, 207440), (1490, 186696), (1788, 155580), (2235, 124464), (2384, 116685), (2593, 107280), (2682, 103720), (2980, 93348), (3576, 77790), (4470, 62232), (5186, 53640), (5364, 51860), (5960, 46674), (6705, 41488), (7152, 38895), (7779, 35760), (8940, 31116), (10372, 26820), (10728, 25930), (11920, 23337), (12965, 21456), (13410, 20744), (15558, 17880)]