71999760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2561

約数の個数: 160

約数和(自身を含む): 270196992

約数和(自身を除く): 198197232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1190, 1360, 1428, 1680, 1785, 1904, 2040, 2380, 2521, 2856, 3570, 4080, 4760, 5042, 5712, 7140, 7563, 9520, 10084, 12605, 14280, 15126, 17647, 20168, 25210, 28560, 30252, 35294, 37815, 40336, 42857, 50420, 52941, 60504, 70588, 75630, 85714, 88235, 100840, 105882, 121008, 128571, 141176, 151260, 171428, 176470, 201680, 211764, 214285, 257142, 264705, 282352, 299999, 302520, 342856, 352940, 423528, 428570, 514284, 529410, 599998, 605040, 642855, 685712, 705880, 847056, 857140, 899997, 1028568, 1058820, 1199996, 1285710, 1411760, 1499995, 1714280, 1799994, 2057136, 2117640, 2399992, 2571420, 2999990, 3428560, 3599988, 4235280, 4499985, 4799984, 5142840, 5999980, 7199976, 8999970, 10285680, 11999960, 14399952, 17999940, 23999920, 35999880, 71999760]

約数ペア:

[(1, 71999760), (2, 35999880), (3, 23999920), (4, 17999940), (5, 14399952), (6, 11999960), (7, 10285680), (8, 8999970), (10, 7199976), (12, 5999980), (14, 5142840), (15, 4799984), (16, 4499985), (17, 4235280), (20, 3599988), (21, 3428560), (24, 2999990), (28, 2571420), (30, 2399992), (34, 2117640), (35, 2057136), (40, 1799994), (42, 1714280), (48, 1499995), (51, 1411760), (56, 1285710), (60, 1199996), (68, 1058820), (70, 1028568), (80, 899997), (84, 857140), (85, 847056), (102, 705880), (105, 685712), (112, 642855), (119, 605040), (120, 599998), (136, 529410), (140, 514284), (168, 428570), (170, 423528), (204, 352940), (210, 342856), (238, 302520), (240, 299999), (255, 282352), (272, 264705), (280, 257142), (336, 214285), (340, 211764), (357, 201680), (408, 176470), (420, 171428), (476, 151260), (510, 141176), (560, 128571), (595, 121008), (680, 105882), (714, 100840), (816, 88235), (840, 85714), (952, 75630), (1020, 70588), (1190, 60504), (1360, 52941), (1428, 50420), (1680, 42857), (1785, 40336), (1904, 37815), (2040, 35294), (2380, 30252), (2521, 28560), (2856, 25210), (3570, 20168), (4080, 17647), (4760, 15126), (5042, 14280), (5712, 12605), (7140, 10084), (7563, 9520)]