31138046720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71339}}^1$

素因数の和:71402

約数の個数: 144

約数和(自身を含む): 83991720960

約数和(自身を除く): 52853674240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 992, 1240, 1280, 1364, 1408, 1705, 1760, 1984, 2480, 2728, 2816, 3410, 3520, 3968, 4960, 5456, 6820, 7040, 7936, 9920, 10912, 13640, 14080, 19840, 21824, 27280, 39680, 43648, 54560, 71339, 87296, 109120, 142678, 218240, 285356, 356695, 436480, 570712, 713390, 784729, 1141424, 1426780, 1569458, 2211509, 2282848, 2853560, 3138916, 3923645, 4423018, 4565696, 5707120, 6277832, 7847290, 8846036, 9131392, 11057545, 11414240, 12555664, 15694580, 17692072, 18262784, 22115090, 22828480, 24326599, 25111328, 31389160, 35384144, 44230180, 45656960, 48653198, 50222656, 62778320, 70768288, 88460360, 91313920, 97306396, 100445312, 121632995, 125556640, 141536576, 176920720, 194612792, 200890624, 243265990, 251113280, 283073152, 353841440, 389225584, 486531980, 502226560, 566146304, 707682880, 778451168, 973063960, 1004453120, 1415365760, 1556902336, 1946127920, 2830731520, 3113804672, 3892255840, 6227609344, 7784511680, 15569023360, 31138046720]

約数ペア:

[(1, 31138046720), (2, 15569023360), (4, 7784511680), (5, 6227609344), (8, 3892255840), (10, 3113804672), (11, 2830731520), (16, 1946127920), (20, 1556902336), (22, 1415365760), (31, 1004453120), (32, 973063960), (40, 778451168), (44, 707682880), (55, 566146304), (62, 502226560), (64, 486531980), (80, 389225584), (88, 353841440), (110, 283073152), (124, 251113280), (128, 243265990), (155, 200890624), (160, 194612792), (176, 176920720), (220, 141536576), (248, 125556640), (256, 121632995), (310, 100445312), (320, 97306396), (341, 91313920), (352, 88460360), (440, 70768288), (496, 62778320), (620, 50222656), (640, 48653198), (682, 45656960), (704, 44230180), (880, 35384144), (992, 31389160), (1240, 25111328), (1280, 24326599), (1364, 22828480), (1408, 22115090), (1705, 18262784), (1760, 17692072), (1984, 15694580), (2480, 12555664), (2728, 11414240), (2816, 11057545), (3410, 9131392), (3520, 8846036), (3968, 7847290), (4960, 6277832), (5456, 5707120), (6820, 4565696), (7040, 4423018), (7936, 3923645), (9920, 3138916), (10912, 2853560), (13640, 2282848), (14080, 2211509), (19840, 1569458), (21824, 1426780), (27280, 1141424), (39680, 784729), (43648, 713390), (54560, 570712), (71339, 436480), (87296, 356695), (109120, 285356), (142678, 218240)]