90474580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 240166080

約数和(自身を除く): 149691500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 49, 70, 76, 86, 95, 98, 113, 133, 140, 172, 190, 196, 215, 226, 245, 266, 301, 380, 430, 452, 490, 532, 565, 602, 665, 791, 817, 860, 931, 980, 1130, 1204, 1330, 1505, 1582, 1634, 1862, 2107, 2147, 2260, 2660, 3010, 3164, 3268, 3724, 3955, 4085, 4214, 4294, 4655, 4859, 5537, 5719, 6020, 7910, 8170, 8428, 8588, 9310, 9718, 10535, 10735, 11074, 11438, 15029, 15820, 16340, 18620, 19436, 21070, 21470, 22148, 22876, 24295, 27685, 28595, 30058, 34013, 40033, 42140, 42940, 48590, 55370, 57190, 60116, 68026, 75145, 80066, 92321, 97180, 105203, 110740, 114380, 136052, 150290, 160132, 170065, 184642, 200165, 210406, 238091, 300580, 340130, 369284, 400330, 420812, 461605, 476182, 526015, 646247, 680260, 800660, 923210, 952364, 1052030, 1190455, 1292494, 1846420, 2104060, 2380910, 2584988, 3231235, 4523729, 4761820, 6462470, 9047458, 12924940, 18094916, 22618645, 45237290, 90474580]

約数ペア:

[(1, 90474580), (2, 45237290), (4, 22618645), (5, 18094916), (7, 12924940), (10, 9047458), (14, 6462470), (19, 4761820), (20, 4523729), (28, 3231235), (35, 2584988), (38, 2380910), (43, 2104060), (49, 1846420), (70, 1292494), (76, 1190455), (86, 1052030), (95, 952364), (98, 923210), (113, 800660), (133, 680260), (140, 646247), (172, 526015), (190, 476182), (196, 461605), (215, 420812), (226, 400330), (245, 369284), (266, 340130), (301, 300580), (380, 238091), (430, 210406), (452, 200165), (490, 184642), (532, 170065), (565, 160132), (602, 150290), (665, 136052), (791, 114380), (817, 110740), (860, 105203), (931, 97180), (980, 92321), (1130, 80066), (1204, 75145), (1330, 68026), (1505, 60116), (1582, 57190), (1634, 55370), (1862, 48590), (2107, 42940), (2147, 42140), (2260, 40033), (2660, 34013), (3010, 30058), (3164, 28595), (3268, 27685), (3724, 24295), (3955, 22876), (4085, 22148), (4214, 21470), (4294, 21070), (4655, 19436), (4859, 18620), (5537, 16340), (5719, 15820), (6020, 15029), (7910, 11438), (8170, 11074), (8428, 10735), (8588, 10535), (9310, 9718)]