234239720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1387

約数の個数: 128

約数和(自身を含む): 639636480

約数和(自身を除く): 405396760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 248, 260, 286, 310, 341, 403, 440, 520, 572, 620, 682, 715, 806, 1144, 1240, 1321, 1364, 1430, 1612, 1705, 2015, 2642, 2728, 2860, 3224, 3410, 4030, 4433, 5284, 5720, 6605, 6820, 8060, 8866, 10568, 13210, 13640, 14531, 16120, 17173, 17732, 22165, 26420, 29062, 34346, 35464, 40951, 44330, 52840, 58124, 68692, 72655, 81902, 85865, 88660, 116248, 137384, 145310, 163804, 171730, 177320, 188903, 204755, 290620, 327608, 343460, 377806, 409510, 450461, 532363, 581240, 686920, 755612, 819020, 900922, 944515, 1064726, 1511224, 1638040, 1801844, 1889030, 2129452, 2252305, 2661815, 3603688, 3778060, 4258904, 4504610, 5323630, 5855993, 7556120, 9009220, 10647260, 11711986, 18018440, 21294520, 23423972, 29279965, 46847944, 58559930, 117119860, 234239720]

約数ペア:

[(1, 234239720), (2, 117119860), (4, 58559930), (5, 46847944), (8, 29279965), (10, 23423972), (11, 21294520), (13, 18018440), (20, 11711986), (22, 10647260), (26, 9009220), (31, 7556120), (40, 5855993), (44, 5323630), (52, 4504610), (55, 4258904), (62, 3778060), (65, 3603688), (88, 2661815), (104, 2252305), (110, 2129452), (124, 1889030), (130, 1801844), (143, 1638040), (155, 1511224), (220, 1064726), (248, 944515), (260, 900922), (286, 819020), (310, 755612), (341, 686920), (403, 581240), (440, 532363), (520, 450461), (572, 409510), (620, 377806), (682, 343460), (715, 327608), (806, 290620), (1144, 204755), (1240, 188903), (1321, 177320), (1364, 171730), (1430, 163804), (1612, 145310), (1705, 137384), (2015, 116248), (2642, 88660), (2728, 85865), (2860, 81902), (3224, 72655), (3410, 68692), (4030, 58124), (4433, 52840), (5284, 44330), (5720, 40951), (6605, 35464), (6820, 34346), (8060, 29062), (8866, 26420), (10568, 22165), (13210, 17732), (13640, 17173), (14531, 16120)]