28967120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:229

約数の個数: 160

約数和(自身を含む): 86994432

約数和(自身を除く): 58027312

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 173, 182, 184, 208, 230, 260, 280, 299, 322, 346, 364, 368, 455, 460, 520, 560, 598, 644, 692, 728, 805, 865, 910, 920, 1040, 1196, 1211, 1288, 1384, 1456, 1495, 1610, 1730, 1820, 1840, 2093, 2249, 2392, 2422, 2576, 2768, 2990, 3220, 3460, 3640, 3979, 4186, 4498, 4784, 4844, 5980, 6055, 6440, 6920, 7280, 7958, 8372, 8996, 9688, 10465, 11245, 11960, 12110, 12880, 13840, 15743, 15916, 16744, 17992, 19376, 19895, 20930, 22490, 23920, 24220, 27853, 31486, 31832, 33488, 35984, 39790, 41860, 44980, 48440, 51727, 55706, 62972, 63664, 78715, 79580, 83720, 89960, 96880, 103454, 111412, 125944, 139265, 157430, 159160, 167440, 179920, 206908, 222824, 251888, 258635, 278530, 314860, 318320, 362089, 413816, 445648, 517270, 557060, 629720, 724178, 827632, 1034540, 1114120, 1259440, 1448356, 1810445, 2069080, 2228240, 2896712, 3620890, 4138160, 5793424, 7241780, 14483560, 28967120]

約数ペア:

[(1, 28967120), (2, 14483560), (4, 7241780), (5, 5793424), (7, 4138160), (8, 3620890), (10, 2896712), (13, 2228240), (14, 2069080), (16, 1810445), (20, 1448356), (23, 1259440), (26, 1114120), (28, 1034540), (35, 827632), (40, 724178), (46, 629720), (52, 557060), (56, 517270), (65, 445648), (70, 413816), (80, 362089), (91, 318320), (92, 314860), (104, 278530), (112, 258635), (115, 251888), (130, 222824), (140, 206908), (161, 179920), (173, 167440), (182, 159160), (184, 157430), (208, 139265), (230, 125944), (260, 111412), (280, 103454), (299, 96880), (322, 89960), (346, 83720), (364, 79580), (368, 78715), (455, 63664), (460, 62972), (520, 55706), (560, 51727), (598, 48440), (644, 44980), (692, 41860), (728, 39790), (805, 35984), (865, 33488), (910, 31832), (920, 31486), (1040, 27853), (1196, 24220), (1211, 23920), (1288, 22490), (1384, 20930), (1456, 19895), (1495, 19376), (1610, 17992), (1730, 16744), (1820, 15916), (1840, 15743), (2093, 13840), (2249, 12880), (2392, 12110), (2422, 11960), (2576, 11245), (2768, 10465), (2990, 9688), (3220, 8996), (3460, 8372), (3640, 7958), (3979, 7280), (4186, 6920), (4498, 6440), (4784, 6055), (4844, 5980)]