277284780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{66977}}^1$

素因数の和:67015

約数の個数: 72

約数和(自身を含む): 877679712

約数和(自身を除く): 600394932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 66977, 133954, 200931, 267908, 334885, 401862, 602793, 669770, 803724, 1004655, 1205586, 1339540, 1540471, 2009310, 2411172, 3013965, 3080942, 4018620, 4621413, 6027930, 6161884, 7702355, 9242826, 12055860, 13864239, 15404710, 18485652, 23107065, 27728478, 30809420, 46214130, 55456956, 69321195, 92428260, 138642390, 277284780]

約数ペア:

[(1, 277284780), (2, 138642390), (3, 92428260), (4, 69321195), (5, 55456956), (6, 46214130), (9, 30809420), (10, 27728478), (12, 23107065), (15, 18485652), (18, 15404710), (20, 13864239), (23, 12055860), (30, 9242826), (36, 7702355), (45, 6161884), (46, 6027930), (60, 4621413), (69, 4018620), (90, 3080942), (92, 3013965), (115, 2411172), (138, 2009310), (180, 1540471), (207, 1339540), (230, 1205586), (276, 1004655), (345, 803724), (414, 669770), (460, 602793), (690, 401862), (828, 334885), (1035, 267908), (1380, 200931), (2070, 133954), (4140, 66977)]