280851120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35461}}^1$

素因数の和:35491

約数の個数: 120

約数和(自身を含む): 1028965392

約数和(自身を除く): 748114272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 35461, 70922, 106383, 141844, 177305, 212766, 283688, 319149, 354610, 390071, 425532, 531915, 567376, 638298, 709220, 780142, 851064, 1063830, 1170213, 1276596, 1418440, 1560284, 1595745, 1702128, 1950355, 2127660, 2340426, 2553192, 2836880, 3120568, 3191490, 3510639, 3900710, 4255320, 4680852, 5106384, 5851065, 6241136, 6382980, 7021278, 7801420, 8510640, 9361704, 11702130, 12765960, 14042556, 15602840, 17553195, 18723408, 23404260, 25531920, 28085112, 31205680, 35106390, 46808520, 56170224, 70212780, 93617040, 140425560, 280851120]

約数ペア:

[(1, 280851120), (2, 140425560), (3, 93617040), (4, 70212780), (5, 56170224), (6, 46808520), (8, 35106390), (9, 31205680), (10, 28085112), (11, 25531920), (12, 23404260), (15, 18723408), (16, 17553195), (18, 15602840), (20, 14042556), (22, 12765960), (24, 11702130), (30, 9361704), (33, 8510640), (36, 7801420), (40, 7021278), (44, 6382980), (45, 6241136), (48, 5851065), (55, 5106384), (60, 4680852), (66, 4255320), (72, 3900710), (80, 3510639), (88, 3191490), (90, 3120568), (99, 2836880), (110, 2553192), (120, 2340426), (132, 2127660), (144, 1950355), (165, 1702128), (176, 1595745), (180, 1560284), (198, 1418440), (220, 1276596), (240, 1170213), (264, 1063830), (330, 851064), (360, 780142), (396, 709220), (440, 638298), (495, 567376), (528, 531915), (660, 425532), (720, 390071), (792, 354610), (880, 319149), (990, 283688), (1320, 212766), (1584, 177305), (1980, 141844), (2640, 106383), (3960, 70922), (7920, 35461)]