28623385280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{7103}}^1$

素因数の和:7391

約数の個数: 168

約数和(自身を含む): 79607225088

約数和(自身を除く): 50983839808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 257, 280, 320, 392, 448, 490, 514, 560, 784, 980, 1028, 1120, 1285, 1568, 1799, 1960, 2056, 2240, 2570, 3136, 3598, 3920, 4112, 5140, 7103, 7196, 7840, 8224, 8995, 10280, 12593, 14206, 14392, 15680, 16448, 17990, 20560, 25186, 28412, 28784, 35515, 35980, 41120, 49721, 50372, 56824, 57568, 62965, 71030, 71960, 82240, 99442, 100744, 113648, 115136, 125930, 142060, 143920, 198884, 201488, 227296, 248605, 251860, 284120, 287840, 348047, 397768, 402976, 454592, 497210, 503720, 568240, 575680, 696094, 795536, 805952, 994420, 1007440, 1136480, 1392188, 1591072, 1740235, 1825471, 1988840, 2014880, 2272960, 2784376, 3182144, 3480470, 3650942, 3977680, 4029760, 5568752, 6960940, 7301884, 7955360, 9127355, 11137504, 12778297, 13921880, 14603768, 15910720, 18254710, 22275008, 25556594, 27843760, 29207536, 36509420, 51113188, 55687520, 58415072, 63891485, 73018840, 89448079, 102226376, 111375040, 116830144, 127782970, 146037680, 178896158, 204452752, 255565940, 292075360, 357792316, 408905504, 447240395, 511131880, 584150720, 715584632, 817811008, 894480790, 1022263760, 1431169264, 1788961580, 2044527520, 2862338528, 3577923160, 4089055040, 5724677056, 7155846320, 14311692640, 28623385280]

約数ペア:

[(1, 28623385280), (2, 14311692640), (4, 7155846320), (5, 5724677056), (7, 4089055040), (8, 3577923160), (10, 2862338528), (14, 2044527520), (16, 1788961580), (20, 1431169264), (28, 1022263760), (32, 894480790), (35, 817811008), (40, 715584632), (49, 584150720), (56, 511131880), (64, 447240395), (70, 408905504), (80, 357792316), (98, 292075360), (112, 255565940), (140, 204452752), (160, 178896158), (196, 146037680), (224, 127782970), (245, 116830144), (257, 111375040), (280, 102226376), (320, 89448079), (392, 73018840), (448, 63891485), (490, 58415072), (514, 55687520), (560, 51113188), (784, 36509420), (980, 29207536), (1028, 27843760), (1120, 25556594), (1285, 22275008), (1568, 18254710), (1799, 15910720), (1960, 14603768), (2056, 13921880), (2240, 12778297), (2570, 11137504), (3136, 9127355), (3598, 7955360), (3920, 7301884), (4112, 6960940), (5140, 5568752), (7103, 4029760), (7196, 3977680), (7840, 3650942), (8224, 3480470), (8995, 3182144), (10280, 2784376), (12593, 2272960), (14206, 2014880), (14392, 1988840), (15680, 1825471), (16448, 1740235), (17990, 1591072), (20560, 1392188), (25186, 1136480), (28412, 1007440), (28784, 994420), (35515, 805952), (35980, 795536), (41120, 696094), (49721, 575680), (50372, 568240), (56824, 503720), (57568, 497210), (62965, 454592), (71030, 402976), (71960, 397768), (82240, 348047), (99442, 287840), (100744, 284120), (113648, 251860), (115136, 248605), (125930, 227296), (142060, 201488), (143920, 198884)]