1279697040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{29137}}^1$

素因数の和:29217

約数の個数: 120

約数和(自身を含む): 4368252408

約数和(自身を除く): 3088555368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 14640, 21960, 29137, 43920, 58274, 87411, 116548, 145685, 174822, 233096, 262233, 291370, 349644, 437055, 466192, 524466, 582740, 699288, 874110, 1048932, 1165480, 1311165, 1398576, 1748220, 1777357, 2097864, 2330960, 2622330, 3496440, 3554714, 4195728, 5244660, 5332071, 6992880, 7109428, 8886785, 10489320, 10664142, 14218856, 15996213, 17773570, 20978640, 21328284, 26660355, 28437712, 31992426, 35547140, 42656568, 53320710, 63984852, 71094280, 79981065, 85313136, 106641420, 127969704, 142188560, 159962130, 213282840, 255939408, 319924260, 426565680, 639848520, 1279697040]

約数ペア:

[(1, 1279697040), (2, 639848520), (3, 426565680), (4, 319924260), (5, 255939408), (6, 213282840), (8, 159962130), (9, 142188560), (10, 127969704), (12, 106641420), (15, 85313136), (16, 79981065), (18, 71094280), (20, 63984852), (24, 53320710), (30, 42656568), (36, 35547140), (40, 31992426), (45, 28437712), (48, 26660355), (60, 21328284), (61, 20978640), (72, 17773570), (80, 15996213), (90, 14218856), (120, 10664142), (122, 10489320), (144, 8886785), (180, 7109428), (183, 6992880), (240, 5332071), (244, 5244660), (305, 4195728), (360, 3554714), (366, 3496440), (488, 2622330), (549, 2330960), (610, 2097864), (720, 1777357), (732, 1748220), (915, 1398576), (976, 1311165), (1098, 1165480), (1220, 1048932), (1464, 874110), (1830, 699288), (2196, 582740), (2440, 524466), (2745, 466192), (2928, 437055), (3660, 349644), (4392, 291370), (4880, 262233), (5490, 233096), (7320, 174822), (8784, 145685), (10980, 116548), (14640, 87411), (21960, 58274), (29137, 43920)]