164875480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:497

約数の個数: 128

約数和(自身を含む): 466560000

約数和(自身を除く): 301684520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 199, 220, 269, 280, 308, 385, 398, 440, 538, 616, 770, 796, 995, 1076, 1345, 1393, 1540, 1592, 1883, 1990, 2152, 2189, 2690, 2786, 2959, 3080, 3766, 3980, 4378, 5380, 5572, 5918, 6965, 7532, 7960, 8756, 9415, 10760, 10945, 11144, 11836, 13930, 14795, 15064, 15323, 17512, 18830, 20713, 21890, 23672, 27860, 29590, 30646, 37660, 41426, 43780, 53531, 55720, 59180, 61292, 75320, 76615, 82852, 87560, 103565, 107062, 118360, 122584, 153230, 165704, 207130, 214124, 267655, 306460, 374717, 414260, 428248, 535310, 588841, 612920, 749434, 828520, 1070620, 1177682, 1498868, 1873585, 2141240, 2355364, 2944205, 2997736, 3747170, 4121887, 4710728, 5888410, 7494340, 8243774, 11776820, 14988680, 16487548, 20609435, 23553640, 32975096, 41218870, 82437740, 164875480]

約数ペア:

[(1, 164875480), (2, 82437740), (4, 41218870), (5, 32975096), (7, 23553640), (8, 20609435), (10, 16487548), (11, 14988680), (14, 11776820), (20, 8243774), (22, 7494340), (28, 5888410), (35, 4710728), (40, 4121887), (44, 3747170), (55, 2997736), (56, 2944205), (70, 2355364), (77, 2141240), (88, 1873585), (110, 1498868), (140, 1177682), (154, 1070620), (199, 828520), (220, 749434), (269, 612920), (280, 588841), (308, 535310), (385, 428248), (398, 414260), (440, 374717), (538, 306460), (616, 267655), (770, 214124), (796, 207130), (995, 165704), (1076, 153230), (1345, 122584), (1393, 118360), (1540, 107062), (1592, 103565), (1883, 87560), (1990, 82852), (2152, 76615), (2189, 75320), (2690, 61292), (2786, 59180), (2959, 55720), (3080, 53531), (3766, 43780), (3980, 41426), (4378, 37660), (5380, 30646), (5572, 29590), (5918, 27860), (6965, 23672), (7532, 21890), (7960, 20713), (8756, 18830), (9415, 17512), (10760, 15323), (10945, 15064), (11144, 14795), (11836, 13930)]