210344820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:694

約数の個数: 192

約数和(自身を含む): 726190080

約数和(自身を除く): 515845260

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, 266, 285, 301, 380, 399, 420, 430, 516, 532, 570, 602, 613, 645, 665, 798, 817, 860, 903, 1140, 1204, 1226, 1290, 1330, 1505, 1596, 1634, 1806, 1839, 1995, 2451, 2452, 2580, 2660, 3010, 3065, 3268, 3612, 3678, 3990, 4085, 4291, 4515, 4902, 5719, 6020, 6130, 7356, 7980, 8170, 8582, 9030, 9195, 9804, 11438, 11647, 12255, 12260, 12873, 16340, 17157, 17164, 18060, 18390, 21455, 22876, 23294, 24510, 25746, 26359, 28595, 34314, 34941, 36780, 42910, 46588, 49020, 51492, 52718, 57190, 58235, 64365, 68628, 69882, 79077, 81529, 85785, 85820, 105436, 114380, 116470, 128730, 131795, 139764, 158154, 163058, 171570, 174705, 184513, 232940, 244587, 257460, 263590, 316308, 326116, 343140, 349410, 369026, 395385, 407645, 489174, 500821, 527180, 553539, 698820, 738052, 790770, 815290, 922565, 978348, 1001642, 1107078, 1222935, 1502463, 1581540, 1630580, 1845130, 2003284, 2214156, 2445870, 2504105, 2767695, 3004926, 3505747, 3690260, 4891740, 5008210, 5535390, 6009852, 7011494, 7512315, 10016420, 10517241, 11070780, 14022988, 15024630, 17528735, 21034482, 30049260, 35057470, 42068964, 52586205, 70114940, 105172410, 210344820]

約数ペア:

[(1, 210344820), (2, 105172410), (3, 70114940), (4, 52586205), (5, 42068964), (6, 35057470), (7, 30049260), (10, 21034482), (12, 17528735), (14, 15024630), (15, 14022988), (19, 11070780), (20, 10517241), (21, 10016420), (28, 7512315), (30, 7011494), (35, 6009852), (38, 5535390), (42, 5008210), (43, 4891740), (57, 3690260), (60, 3505747), (70, 3004926), (76, 2767695), (84, 2504105), (86, 2445870), (95, 2214156), (105, 2003284), (114, 1845130), (129, 1630580), (133, 1581540), (140, 1502463), (172, 1222935), (190, 1107078), (210, 1001642), (215, 978348), (228, 922565), (258, 815290), (266, 790770), (285, 738052), (301, 698820), (380, 553539), (399, 527180), (420, 500821), (430, 489174), (516, 407645), (532, 395385), (570, 369026), (602, 349410), (613, 343140), (645, 326116), (665, 316308), (798, 263590), (817, 257460), (860, 244587), (903, 232940), (1140, 184513), (1204, 174705), (1226, 171570), (1290, 163058), (1330, 158154), (1505, 139764), (1596, 131795), (1634, 128730), (1806, 116470), (1839, 114380), (1995, 105436), (2451, 85820), (2452, 85785), (2580, 81529), (2660, 79077), (3010, 69882), (3065, 68628), (3268, 64365), (3612, 58235), (3678, 57190), (3990, 52718), (4085, 51492), (4291, 49020), (4515, 46588), (4902, 42910), (5719, 36780), (6020, 34941), (6130, 34314), (7356, 28595), (7980, 26359), (8170, 25746), (8582, 24510), (9030, 23294), (9195, 22876), (9804, 21455), (11438, 18390), (11647, 18060), (12255, 17164), (12260, 17157), (12873, 16340)]