1938284920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:726

約数の個数: 256

約数和(自身を含む): 5608673280

約数和(自身を除く): 3670388360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 31, 34, 40, 44, 52, 55, 62, 65, 68, 85, 88, 104, 110, 124, 130, 136, 143, 155, 170, 187, 220, 221, 248, 260, 286, 310, 340, 341, 374, 403, 440, 442, 520, 527, 572, 620, 643, 680, 682, 715, 748, 806, 884, 935, 1054, 1105, 1144, 1240, 1286, 1364, 1430, 1496, 1612, 1705, 1768, 1870, 2015, 2108, 2210, 2431, 2572, 2635, 2728, 2860, 3215, 3224, 3410, 3740, 4030, 4216, 4420, 4433, 4862, 5144, 5270, 5720, 5797, 6430, 6820, 6851, 7073, 7480, 8060, 8359, 8840, 8866, 9724, 10540, 10931, 11594, 12155, 12860, 13640, 13702, 14146, 16120, 16718, 17732, 19448, 19933, 21080, 21862, 22165, 23188, 24310, 25720, 27404, 28292, 28985, 33436, 34255, 35365, 35464, 39866, 41795, 43724, 44330, 46376, 48620, 54655, 54808, 56584, 57970, 66872, 68510, 70730, 75361, 79732, 83590, 87448, 88660, 91949, 97240, 99665, 109310, 115940, 120241, 137020, 141460, 142103, 150722, 159464, 167180, 177320, 183898, 199330, 218620, 219263, 231880, 240482, 259129, 274040, 282920, 284206, 301444, 334360, 338861, 367796, 376805, 398660, 437240, 438526, 459745, 480964, 518258, 568412, 601205, 602888, 677722, 710515, 735592, 753610, 797320, 877052, 919490, 961928, 1036516, 1096315, 1136824, 1202410, 1295645, 1355444, 1421030, 1507220, 1563133, 1694305, 1754104, 1838980, 2073032, 2192630, 2404820, 2591290, 2710888, 2842060, 2850419, 3014440, 3126266, 3388610, 3677960, 3727471, 4385260, 4405193, 4809640, 5182580, 5684120, 5700838, 6252532, 6777220, 7454942, 7815665, 8770520, 8810386, 10365160, 11401676, 12505064, 13554440, 14252095, 14909884, 15631330, 17620772, 18637355, 22025965, 22803352, 28504190, 29819768, 31262660, 35241544, 37274710, 44051930, 48457123, 57008380, 62525320, 74549420, 88103860, 96914246, 114016760, 149098840, 176207720, 193828492, 242285615, 387656984, 484571230, 969142460, 1938284920]

約数ペア:

[(1, 1938284920), (2, 969142460), (4, 484571230), (5, 387656984), (8, 242285615), (10, 193828492), (11, 176207720), (13, 149098840), (17, 114016760), (20, 96914246), (22, 88103860), (26, 74549420), (31, 62525320), (34, 57008380), (40, 48457123), (44, 44051930), (52, 37274710), (55, 35241544), (62, 31262660), (65, 29819768), (68, 28504190), (85, 22803352), (88, 22025965), (104, 18637355), (110, 17620772), (124, 15631330), (130, 14909884), (136, 14252095), (143, 13554440), (155, 12505064), (170, 11401676), (187, 10365160), (220, 8810386), (221, 8770520), (248, 7815665), (260, 7454942), (286, 6777220), (310, 6252532), (340, 5700838), (341, 5684120), (374, 5182580), (403, 4809640), (440, 4405193), (442, 4385260), (520, 3727471), (527, 3677960), (572, 3388610), (620, 3126266), (643, 3014440), (680, 2850419), (682, 2842060), (715, 2710888), (748, 2591290), (806, 2404820), (884, 2192630), (935, 2073032), (1054, 1838980), (1105, 1754104), (1144, 1694305), (1240, 1563133), (1286, 1507220), (1364, 1421030), (1430, 1355444), (1496, 1295645), (1612, 1202410), (1705, 1136824), (1768, 1096315), (1870, 1036516), (2015, 961928), (2108, 919490), (2210, 877052), (2431, 797320), (2572, 753610), (2635, 735592), (2728, 710515), (2860, 677722), (3215, 602888), (3224, 601205), (3410, 568412), (3740, 518258), (4030, 480964), (4216, 459745), (4420, 438526), (4433, 437240), (4862, 398660), (5144, 376805), (5270, 367796), (5720, 338861), (5797, 334360), (6430, 301444), (6820, 284206), (6851, 282920), (7073, 274040), (7480, 259129), (8060, 240482), (8359, 231880), (8840, 219263), (8866, 218620), (9724, 199330), (10540, 183898), (10931, 177320), (11594, 167180), (12155, 159464), (12860, 150722), (13640, 142103), (13702, 141460), (14146, 137020), (16120, 120241), (16718, 115940), (17732, 109310), (19448, 99665), (19933, 97240), (21080, 91949), (21862, 88660), (22165, 87448), (23188, 83590), (24310, 79732), (25720, 75361), (27404, 70730), (28292, 68510), (28985, 66872), (33436, 57970), (34255, 56584), (35365, 54808), (35464, 54655), (39866, 48620), (41795, 46376), (43724, 44330)]