42901740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 150958080

約数和(自身を除く): 108056340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 431, 474, 553, 630, 711, 790, 862, 948, 1106, 1185, 1260, 1293, 1422, 1580, 1659, 1724, 2155, 2212, 2370, 2586, 2765, 2844, 3017, 3318, 3555, 3879, 4310, 4740, 4977, 5172, 5530, 6034, 6465, 6636, 7110, 7758, 8295, 8620, 9051, 9954, 11060, 12068, 12930, 14220, 15085, 15516, 16590, 18102, 19395, 19908, 24885, 25860, 27153, 30170, 33180, 34049, 36204, 38790, 45255, 49770, 54306, 60340, 68098, 77580, 90510, 99540, 102147, 108612, 135765, 136196, 170245, 181020, 204294, 238343, 271530, 306441, 340490, 408588, 476686, 510735, 543060, 612882, 680980, 715029, 953372, 1021470, 1191715, 1225764, 1430058, 1532205, 2042940, 2145087, 2383430, 2860116, 3064410, 3575145, 4290174, 4766860, 6128820, 7150290, 8580348, 10725435, 14300580, 21450870, 42901740]

約数ペア:

[(1, 42901740), (2, 21450870), (3, 14300580), (4, 10725435), (5, 8580348), (6, 7150290), (7, 6128820), (9, 4766860), (10, 4290174), (12, 3575145), (14, 3064410), (15, 2860116), (18, 2383430), (20, 2145087), (21, 2042940), (28, 1532205), (30, 1430058), (35, 1225764), (36, 1191715), (42, 1021470), (45, 953372), (60, 715029), (63, 680980), (70, 612882), (79, 543060), (84, 510735), (90, 476686), (105, 408588), (126, 340490), (140, 306441), (158, 271530), (180, 238343), (210, 204294), (237, 181020), (252, 170245), (315, 136196), (316, 135765), (395, 108612), (420, 102147), (431, 99540), (474, 90510), (553, 77580), (630, 68098), (711, 60340), (790, 54306), (862, 49770), (948, 45255), (1106, 38790), (1185, 36204), (1260, 34049), (1293, 33180), (1422, 30170), (1580, 27153), (1659, 25860), (1724, 24885), (2155, 19908), (2212, 19395), (2370, 18102), (2586, 16590), (2765, 15516), (2844, 15085), (3017, 14220), (3318, 12930), (3555, 12068), (3879, 11060), (4310, 9954), (4740, 9051), (4977, 8620), (5172, 8295), (5530, 7758), (6034, 7110), (6465, 6636)]