153019720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 438543360

約数和(自身を除く): 285523640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 61, 62, 68, 70, 85, 119, 122, 124, 136, 140, 155, 170, 217, 238, 244, 248, 280, 289, 305, 310, 340, 427, 434, 476, 488, 527, 578, 595, 610, 620, 680, 854, 868, 952, 1037, 1054, 1085, 1156, 1190, 1220, 1240, 1445, 1708, 1736, 1891, 2023, 2074, 2108, 2135, 2170, 2312, 2380, 2440, 2635, 2890, 3416, 3689, 3782, 4046, 4148, 4216, 4270, 4340, 4760, 5185, 5270, 5780, 7259, 7378, 7564, 8092, 8296, 8540, 8680, 8959, 9455, 10115, 10370, 10540, 11560, 13237, 14518, 14756, 15128, 16184, 17080, 17629, 17918, 18445, 18910, 20230, 20740, 21080, 26474, 29036, 29512, 32147, 35258, 35836, 36295, 36890, 37820, 40460, 41480, 44795, 52948, 58072, 62713, 64294, 66185, 70516, 71672, 72590, 73780, 75640, 80920, 88145, 89590, 105896, 123403, 125426, 128588, 132370, 141032, 145180, 147560, 160735, 176290, 179180, 225029, 246806, 250852, 257176, 264740, 290360, 313565, 321470, 352580, 358360, 450058, 493612, 501704, 529480, 546499, 617015, 627130, 642940, 705160, 900116, 987224, 1092998, 1125145, 1234030, 1254260, 1285880, 1800232, 2185996, 2250290, 2468060, 2508520, 2732495, 3825493, 4371992, 4500580, 4936120, 5464990, 7650986, 9001160, 10929980, 15301972, 19127465, 21859960, 30603944, 38254930, 76509860, 153019720]

約数ペア:

[(1, 153019720), (2, 76509860), (4, 38254930), (5, 30603944), (7, 21859960), (8, 19127465), (10, 15301972), (14, 10929980), (17, 9001160), (20, 7650986), (28, 5464990), (31, 4936120), (34, 4500580), (35, 4371992), (40, 3825493), (56, 2732495), (61, 2508520), (62, 2468060), (68, 2250290), (70, 2185996), (85, 1800232), (119, 1285880), (122, 1254260), (124, 1234030), (136, 1125145), (140, 1092998), (155, 987224), (170, 900116), (217, 705160), (238, 642940), (244, 627130), (248, 617015), (280, 546499), (289, 529480), (305, 501704), (310, 493612), (340, 450058), (427, 358360), (434, 352580), (476, 321470), (488, 313565), (527, 290360), (578, 264740), (595, 257176), (610, 250852), (620, 246806), (680, 225029), (854, 179180), (868, 176290), (952, 160735), (1037, 147560), (1054, 145180), (1085, 141032), (1156, 132370), (1190, 128588), (1220, 125426), (1240, 123403), (1445, 105896), (1708, 89590), (1736, 88145), (1891, 80920), (2023, 75640), (2074, 73780), (2108, 72590), (2135, 71672), (2170, 70516), (2312, 66185), (2380, 64294), (2440, 62713), (2635, 58072), (2890, 52948), (3416, 44795), (3689, 41480), (3782, 40460), (4046, 37820), (4148, 36890), (4216, 36295), (4270, 35836), (4340, 35258), (4760, 32147), (5185, 29512), (5270, 29036), (5780, 26474), (7259, 21080), (7378, 20740), (7564, 20230), (8092, 18910), (8296, 18445), (8540, 17918), (8680, 17629), (8959, 17080), (9455, 16184), (10115, 15128), (10370, 14756), (10540, 14518), (11560, 13237)]