309672640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:151

約数の個数: 168

約数和(自身を含む): 817199280

約数和(自身を除く): 507526640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 53, 62, 64, 76, 80, 95, 106, 124, 152, 155, 160, 190, 212, 248, 265, 304, 310, 320, 380, 424, 496, 530, 589, 608, 620, 760, 848, 961, 992, 1007, 1060, 1178, 1216, 1240, 1520, 1643, 1696, 1922, 1984, 2014, 2120, 2356, 2480, 2945, 3040, 3286, 3392, 3844, 4028, 4240, 4712, 4805, 4960, 5035, 5890, 6080, 6572, 7688, 8056, 8215, 8480, 9424, 9610, 9920, 10070, 11780, 13144, 15376, 16112, 16430, 16960, 18259, 18848, 19220, 20140, 23560, 26288, 30752, 31217, 32224, 32860, 36518, 37696, 38440, 40280, 47120, 50933, 52576, 61504, 62434, 64448, 65720, 73036, 76880, 80560, 91295, 94240, 101866, 105152, 124868, 131440, 146072, 153760, 156085, 161120, 182590, 188480, 203732, 249736, 254665, 262880, 292144, 307520, 312170, 322240, 365180, 407464, 499472, 509330, 525760, 584288, 624340, 730360, 814928, 967727, 998944, 1018660, 1168576, 1248680, 1460720, 1629856, 1935454, 1997888, 2037320, 2497360, 2921440, 3259712, 3870908, 4074640, 4838635, 4994720, 5842880, 7741816, 8149280, 9677270, 9989440, 15483632, 16298560, 19354540, 30967264, 38709080, 61934528, 77418160, 154836320, 309672640]

約数ペア:

[(1, 309672640), (2, 154836320), (4, 77418160), (5, 61934528), (8, 38709080), (10, 30967264), (16, 19354540), (19, 16298560), (20, 15483632), (31, 9989440), (32, 9677270), (38, 8149280), (40, 7741816), (53, 5842880), (62, 4994720), (64, 4838635), (76, 4074640), (80, 3870908), (95, 3259712), (106, 2921440), (124, 2497360), (152, 2037320), (155, 1997888), (160, 1935454), (190, 1629856), (212, 1460720), (248, 1248680), (265, 1168576), (304, 1018660), (310, 998944), (320, 967727), (380, 814928), (424, 730360), (496, 624340), (530, 584288), (589, 525760), (608, 509330), (620, 499472), (760, 407464), (848, 365180), (961, 322240), (992, 312170), (1007, 307520), (1060, 292144), (1178, 262880), (1216, 254665), (1240, 249736), (1520, 203732), (1643, 188480), (1696, 182590), (1922, 161120), (1984, 156085), (2014, 153760), (2120, 146072), (2356, 131440), (2480, 124868), (2945, 105152), (3040, 101866), (3286, 94240), (3392, 91295), (3844, 80560), (4028, 76880), (4240, 73036), (4712, 65720), (4805, 64448), (4960, 62434), (5035, 61504), (5890, 52576), (6080, 50933), (6572, 47120), (7688, 40280), (8056, 38440), (8215, 37696), (8480, 36518), (9424, 32860), (9610, 32224), (9920, 31217), (10070, 30752), (11780, 26288), (13144, 23560), (15376, 20140), (16112, 19220), (16430, 18848), (16960, 18259)]