90245820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 192

約数和(自身を含む): 312238080

約数和(自身を除く): 221992260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 43, 57, 60, 70, 76, 84, 86, 95, 105, 114, 129, 133, 140, 172, 190, 210, 215, 228, 258, 263, 266, 285, 301, 380, 399, 420, 430, 516, 526, 532, 570, 602, 645, 665, 789, 798, 817, 860, 903, 1052, 1140, 1204, 1290, 1315, 1330, 1505, 1578, 1596, 1634, 1806, 1841, 1995, 2451, 2580, 2630, 2660, 3010, 3156, 3268, 3612, 3682, 3945, 3990, 4085, 4515, 4902, 4997, 5260, 5523, 5719, 6020, 7364, 7890, 7980, 8170, 9030, 9205, 9804, 9994, 11046, 11309, 11438, 12255, 14991, 15780, 16340, 17157, 18060, 18410, 19988, 22092, 22618, 22876, 24510, 24985, 27615, 28595, 29982, 33927, 34314, 34979, 36820, 45236, 49020, 49970, 55230, 56545, 57190, 59964, 67854, 68628, 69958, 74955, 79163, 85785, 99940, 104937, 110460, 113090, 114380, 135708, 139916, 149910, 158326, 169635, 171570, 174895, 209874, 214871, 226180, 237489, 299820, 316652, 339270, 343140, 349790, 395815, 419748, 429742, 474978, 524685, 644613, 678540, 699580, 791630, 859484, 949956, 1049370, 1074355, 1187445, 1289226, 1504097, 1583260, 2098740, 2148710, 2374890, 2578452, 3008194, 3223065, 4297420, 4512291, 4749780, 6016388, 6446130, 7520485, 9024582, 12892260, 15040970, 18049164, 22561455, 30081940, 45122910, 90245820]

約数ペア:

[(1, 90245820), (2, 45122910), (3, 30081940), (4, 22561455), (5, 18049164), (6, 15040970), (7, 12892260), (10, 9024582), (12, 7520485), (14, 6446130), (15, 6016388), (19, 4749780), (20, 4512291), (21, 4297420), (28, 3223065), (30, 3008194), (35, 2578452), (38, 2374890), (42, 2148710), (43, 2098740), (57, 1583260), (60, 1504097), (70, 1289226), (76, 1187445), (84, 1074355), (86, 1049370), (95, 949956), (105, 859484), (114, 791630), (129, 699580), (133, 678540), (140, 644613), (172, 524685), (190, 474978), (210, 429742), (215, 419748), (228, 395815), (258, 349790), (263, 343140), (266, 339270), (285, 316652), (301, 299820), (380, 237489), (399, 226180), (420, 214871), (430, 209874), (516, 174895), (526, 171570), (532, 169635), (570, 158326), (602, 149910), (645, 139916), (665, 135708), (789, 114380), (798, 113090), (817, 110460), (860, 104937), (903, 99940), (1052, 85785), (1140, 79163), (1204, 74955), (1290, 69958), (1315, 68628), (1330, 67854), (1505, 59964), (1578, 57190), (1596, 56545), (1634, 55230), (1806, 49970), (1841, 49020), (1995, 45236), (2451, 36820), (2580, 34979), (2630, 34314), (2660, 33927), (3010, 29982), (3156, 28595), (3268, 27615), (3612, 24985), (3682, 24510), (3945, 22876), (3990, 22618), (4085, 22092), (4515, 19988), (4902, 18410), (4997, 18060), (5260, 17157), (5523, 16340), (5719, 15780), (6020, 14991), (7364, 12255), (7890, 11438), (7980, 11309), (8170, 11046), (9030, 9994), (9205, 9804)]