250628560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 724953600

約数和(自身を除く): 474325040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 173, 182, 199, 208, 260, 280, 346, 364, 398, 455, 520, 560, 692, 728, 796, 865, 910, 995, 1040, 1211, 1384, 1393, 1456, 1592, 1730, 1820, 1990, 2249, 2422, 2587, 2768, 2786, 3184, 3460, 3640, 3980, 4498, 4844, 5174, 5572, 6055, 6920, 6965, 7280, 7960, 8996, 9688, 10348, 11144, 11245, 12110, 12935, 13840, 13930, 15743, 15920, 17992, 18109, 19376, 20696, 22288, 22490, 24220, 25870, 27860, 31486, 34427, 35984, 36218, 41392, 44980, 48440, 51740, 55720, 62972, 68854, 72436, 78715, 89960, 90545, 96880, 103480, 111440, 125944, 137708, 144872, 157430, 172135, 179920, 181090, 206960, 240989, 251888, 275416, 289744, 314860, 344270, 362180, 447551, 481978, 550832, 629720, 688540, 724360, 895102, 963956, 1204945, 1259440, 1377080, 1448720, 1790204, 1927912, 2237755, 2409890, 2754160, 3132857, 3580408, 3855824, 4475510, 4819780, 6265714, 7160816, 8951020, 9639560, 12531428, 15664285, 17902040, 19279120, 25062856, 31328570, 35804080, 50125712, 62657140, 125314280, 250628560]

約数ペア:

[(1, 250628560), (2, 125314280), (4, 62657140), (5, 50125712), (7, 35804080), (8, 31328570), (10, 25062856), (13, 19279120), (14, 17902040), (16, 15664285), (20, 12531428), (26, 9639560), (28, 8951020), (35, 7160816), (40, 6265714), (52, 4819780), (56, 4475510), (65, 3855824), (70, 3580408), (80, 3132857), (91, 2754160), (104, 2409890), (112, 2237755), (130, 1927912), (140, 1790204), (173, 1448720), (182, 1377080), (199, 1259440), (208, 1204945), (260, 963956), (280, 895102), (346, 724360), (364, 688540), (398, 629720), (455, 550832), (520, 481978), (560, 447551), (692, 362180), (728, 344270), (796, 314860), (865, 289744), (910, 275416), (995, 251888), (1040, 240989), (1211, 206960), (1384, 181090), (1393, 179920), (1456, 172135), (1592, 157430), (1730, 144872), (1820, 137708), (1990, 125944), (2249, 111440), (2422, 103480), (2587, 96880), (2768, 90545), (2786, 89960), (3184, 78715), (3460, 72436), (3640, 68854), (3980, 62972), (4498, 55720), (4844, 51740), (5174, 48440), (5572, 44980), (6055, 41392), (6920, 36218), (6965, 35984), (7280, 34427), (7960, 31486), (8996, 27860), (9688, 25870), (10348, 24220), (11144, 22490), (11245, 22288), (12110, 20696), (12935, 19376), (13840, 18109), (13930, 17992), (15743, 15920)]