8156260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 21772800

約数和(自身を除く): 13616540

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 46, 68, 70, 85, 92, 115, 119, 140, 149, 161, 170, 230, 238, 298, 322, 340, 391, 460, 476, 595, 596, 644, 745, 782, 805, 1043, 1190, 1490, 1564, 1610, 1955, 2086, 2380, 2533, 2737, 2980, 3220, 3427, 3910, 4172, 5066, 5215, 5474, 6854, 7820, 10132, 10430, 10948, 12665, 13685, 13708, 17135, 17731, 20860, 23989, 25330, 27370, 34270, 35462, 47978, 50660, 54740, 58259, 68540, 70924, 88655, 95956, 116518, 119945, 177310, 233036, 239890, 291295, 354620, 407813, 479780, 582590, 815626, 1165180, 1631252, 2039065, 4078130, 8156260]

約数ペア:

[(1, 8156260), (2, 4078130), (4, 2039065), (5, 1631252), (7, 1165180), (10, 815626), (14, 582590), (17, 479780), (20, 407813), (23, 354620), (28, 291295), (34, 239890), (35, 233036), (46, 177310), (68, 119945), (70, 116518), (85, 95956), (92, 88655), (115, 70924), (119, 68540), (140, 58259), (149, 54740), (161, 50660), (170, 47978), (230, 35462), (238, 34270), (298, 27370), (322, 25330), (340, 23989), (391, 20860), (460, 17731), (476, 17135), (595, 13708), (596, 13685), (644, 12665), (745, 10948), (782, 10430), (805, 10132), (1043, 7820), (1190, 6854), (1490, 5474), (1564, 5215), (1610, 5066), (1955, 4172), (2086, 3910), (2380, 3427), (2533, 3220), (2737, 2980)]