170221380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 192

約数和(自身を含む): 582543360

約数和(自身を除く): 412321980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 83, 84, 95, 105, 114, 133, 140, 166, 190, 210, 228, 249, 257, 266, 285, 332, 380, 399, 415, 420, 498, 514, 532, 570, 581, 665, 771, 798, 830, 996, 1028, 1140, 1162, 1245, 1285, 1330, 1542, 1577, 1596, 1660, 1743, 1799, 1995, 2324, 2490, 2570, 2660, 2905, 3084, 3154, 3486, 3598, 3855, 3990, 4731, 4883, 4980, 5140, 5397, 5810, 6308, 6972, 7196, 7710, 7885, 7980, 8715, 8995, 9462, 9766, 10794, 11039, 11620, 14649, 15420, 15770, 17430, 17990, 18924, 19532, 21331, 21588, 22078, 23655, 24415, 26985, 29298, 31540, 33117, 34181, 34860, 35980, 42662, 44156, 47310, 48830, 53970, 55195, 58596, 63993, 66234, 68362, 73245, 85324, 94620, 97660, 102543, 106655, 107940, 110390, 127986, 132468, 136724, 146490, 149317, 165585, 170905, 205086, 213310, 220780, 255972, 292980, 298634, 319965, 331170, 341810, 405289, 410172, 426620, 447951, 512715, 597268, 639930, 662340, 683620, 746585, 810578, 895902, 1025430, 1215867, 1279860, 1493170, 1621156, 1791804, 2026445, 2050860, 2239755, 2431734, 2837023, 2986340, 4052890, 4479510, 4863468, 5674046, 6079335, 8105780, 8511069, 8959020, 11348092, 12158670, 14185115, 17022138, 24317340, 28370230, 34044276, 42555345, 56740460, 85110690, 170221380]

約数ペア:

[(1, 170221380), (2, 85110690), (3, 56740460), (4, 42555345), (5, 34044276), (6, 28370230), (7, 24317340), (10, 17022138), (12, 14185115), (14, 12158670), (15, 11348092), (19, 8959020), (20, 8511069), (21, 8105780), (28, 6079335), (30, 5674046), (35, 4863468), (38, 4479510), (42, 4052890), (57, 2986340), (60, 2837023), (70, 2431734), (76, 2239755), (83, 2050860), (84, 2026445), (95, 1791804), (105, 1621156), (114, 1493170), (133, 1279860), (140, 1215867), (166, 1025430), (190, 895902), (210, 810578), (228, 746585), (249, 683620), (257, 662340), (266, 639930), (285, 597268), (332, 512715), (380, 447951), (399, 426620), (415, 410172), (420, 405289), (498, 341810), (514, 331170), (532, 319965), (570, 298634), (581, 292980), (665, 255972), (771, 220780), (798, 213310), (830, 205086), (996, 170905), (1028, 165585), (1140, 149317), (1162, 146490), (1245, 136724), (1285, 132468), (1330, 127986), (1542, 110390), (1577, 107940), (1596, 106655), (1660, 102543), (1743, 97660), (1799, 94620), (1995, 85324), (2324, 73245), (2490, 68362), (2570, 66234), (2660, 63993), (2905, 58596), (3084, 55195), (3154, 53970), (3486, 48830), (3598, 47310), (3855, 44156), (3990, 42662), (4731, 35980), (4883, 34860), (4980, 34181), (5140, 33117), (5397, 31540), (5810, 29298), (6308, 26985), (6972, 24415), (7196, 23655), (7710, 22078), (7885, 21588), (7980, 21331), (8715, 19532), (8995, 18924), (9462, 17990), (9766, 17430), (10794, 15770), (11039, 15420), (11620, 14649)]