8215413240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{21727}}^1$

素因数の和:21901

約数の個数: 128

約数和(自身を含む): 25906728960

約数和(自身を除く): 17691315720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 137, 138, 184, 230, 274, 276, 345, 411, 460, 548, 552, 685, 690, 822, 920, 1096, 1370, 1380, 1644, 2055, 2740, 2760, 3151, 3288, 4110, 5480, 6302, 8220, 9453, 12604, 15755, 16440, 18906, 21727, 25208, 31510, 37812, 43454, 47265, 63020, 65181, 75624, 86908, 94530, 108635, 126040, 130362, 173816, 189060, 217270, 260724, 325905, 378120, 434540, 499721, 521448, 651810, 869080, 999442, 1303620, 1499163, 1998884, 2498605, 2607240, 2976599, 2998326, 3997768, 4997210, 5953198, 5996652, 7495815, 8929797, 9994420, 11906396, 11993304, 14882995, 14991630, 17859594, 19988840, 23812792, 29765990, 29983260, 35719188, 44648985, 59531980, 59966520, 68461777, 71438376, 89297970, 119063960, 136923554, 178595940, 205385331, 273847108, 342308885, 357191880, 410770662, 547694216, 684617770, 821541324, 1026926655, 1369235540, 1643082648, 2053853310, 2738471080, 4107706620, 8215413240]

約数ペア:

[(1, 8215413240), (2, 4107706620), (3, 2738471080), (4, 2053853310), (5, 1643082648), (6, 1369235540), (8, 1026926655), (10, 821541324), (12, 684617770), (15, 547694216), (20, 410770662), (23, 357191880), (24, 342308885), (30, 273847108), (40, 205385331), (46, 178595940), (60, 136923554), (69, 119063960), (92, 89297970), (115, 71438376), (120, 68461777), (137, 59966520), (138, 59531980), (184, 44648985), (230, 35719188), (274, 29983260), (276, 29765990), (345, 23812792), (411, 19988840), (460, 17859594), (548, 14991630), (552, 14882995), (685, 11993304), (690, 11906396), (822, 9994420), (920, 8929797), (1096, 7495815), (1370, 5996652), (1380, 5953198), (1644, 4997210), (2055, 3997768), (2740, 2998326), (2760, 2976599), (3151, 2607240), (3288, 2498605), (4110, 1998884), (5480, 1499163), (6302, 1303620), (8220, 999442), (9453, 869080), (12604, 651810), (15755, 521448), (16440, 499721), (18906, 434540), (21727, 378120), (25208, 325905), (31510, 260724), (37812, 217270), (43454, 189060), (47265, 173816), (63020, 130362), (65181, 126040), (75624, 108635), (86908, 94530)]