261474720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41903}}^1$

素因数の和:41934

約数の個数: 96

約数和(自身を含む): 887023872

約数和(自身を除く): 625549152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 41903, 83806, 125709, 167612, 209515, 251418, 335224, 419030, 502836, 544739, 628545, 670448, 838060, 1005672, 1089478, 1257090, 1340896, 1634217, 1676120, 2011344, 2178956, 2514180, 2723695, 3268434, 3352240, 4022688, 4357912, 5028360, 5447390, 6536868, 6704480, 8171085, 8715824, 10056720, 10894780, 13073736, 16342170, 17431648, 20113440, 21789560, 26147472, 32684340, 43579120, 52294944, 65368680, 87158240, 130737360, 261474720]

約数ペア:

[(1, 261474720), (2, 130737360), (3, 87158240), (4, 65368680), (5, 52294944), (6, 43579120), (8, 32684340), (10, 26147472), (12, 21789560), (13, 20113440), (15, 17431648), (16, 16342170), (20, 13073736), (24, 10894780), (26, 10056720), (30, 8715824), (32, 8171085), (39, 6704480), (40, 6536868), (48, 5447390), (52, 5028360), (60, 4357912), (65, 4022688), (78, 3352240), (80, 3268434), (96, 2723695), (104, 2514180), (120, 2178956), (130, 2011344), (156, 1676120), (160, 1634217), (195, 1340896), (208, 1257090), (240, 1089478), (260, 1005672), (312, 838060), (390, 670448), (416, 628545), (480, 544739), (520, 502836), (624, 419030), (780, 335224), (1040, 251418), (1248, 209515), (1560, 167612), (2080, 125709), (3120, 83806), (6240, 41903)]