26691960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 88128000

約数和(自身を除く): 61436040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 509, 552, 570, 690, 760, 874, 920, 1018, 1140, 1311, 1380, 1527, 1748, 2036, 2185, 2280, 2545, 2622, 2760, 3054, 3496, 4072, 4370, 5090, 5244, 6108, 6555, 7635, 8740, 9671, 10180, 10488, 11707, 12216, 13110, 15270, 17480, 19342, 20360, 23414, 26220, 29013, 30540, 35121, 38684, 46828, 48355, 52440, 58026, 58535, 61080, 70242, 77368, 93656, 96710, 116052, 117070, 140484, 145065, 175605, 193420, 222433, 232104, 234140, 280968, 290130, 351210, 386840, 444866, 468280, 580260, 667299, 702420, 889732, 1112165, 1160520, 1334598, 1404840, 1779464, 2224330, 2669196, 3336495, 4448660, 5338392, 6672990, 8897320, 13345980, 26691960]

約数ペア:

[(1, 26691960), (2, 13345980), (3, 8897320), (4, 6672990), (5, 5338392), (6, 4448660), (8, 3336495), (10, 2669196), (12, 2224330), (15, 1779464), (19, 1404840), (20, 1334598), (23, 1160520), (24, 1112165), (30, 889732), (38, 702420), (40, 667299), (46, 580260), (57, 468280), (60, 444866), (69, 386840), (76, 351210), (92, 290130), (95, 280968), (114, 234140), (115, 232104), (120, 222433), (138, 193420), (152, 175605), (184, 145065), (190, 140484), (228, 117070), (230, 116052), (276, 96710), (285, 93656), (345, 77368), (380, 70242), (437, 61080), (456, 58535), (460, 58026), (509, 52440), (552, 48355), (570, 46828), (690, 38684), (760, 35121), (874, 30540), (920, 29013), (1018, 26220), (1140, 23414), (1311, 20360), (1380, 19342), (1527, 17480), (1748, 15270), (2036, 13110), (2185, 12216), (2280, 11707), (2545, 10488), (2622, 10180), (2760, 9671), (3054, 8740), (3496, 7635), (4072, 6555), (4370, 6108), (5090, 5244)]