209563380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^2$

素因数の和:207

約数の個数: 162

約数和(自身を含む): 696728214

約数和(自身を除く): 487164834

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 83, 90, 117, 130, 156, 166, 169, 180, 195, 234, 249, 260, 332, 338, 390, 415, 468, 498, 507, 585, 676, 747, 780, 830, 845, 996, 1014, 1079, 1170, 1245, 1494, 1521, 1660, 1690, 2028, 2158, 2340, 2490, 2535, 2988, 3042, 3237, 3380, 3735, 4316, 4980, 5070, 5395, 6084, 6474, 6889, 7470, 7605, 9711, 10140, 10790, 12948, 13778, 14027, 14940, 15210, 16185, 19422, 20667, 21580, 27556, 28054, 30420, 32370, 34445, 38844, 41334, 42081, 48555, 56108, 62001, 64740, 68890, 70135, 82668, 84162, 89557, 97110, 103335, 124002, 126243, 137780, 140270, 168324, 179114, 194220, 206670, 210405, 248004, 252486, 268671, 280540, 310005, 358228, 413340, 420810, 447785, 504972, 537342, 620010, 631215, 806013, 841620, 895570, 1074684, 1164241, 1240020, 1262430, 1343355, 1612026, 1791140, 2328482, 2524860, 2686710, 3224052, 3492723, 4030065, 4656964, 5373420, 5821205, 6985446, 8060130, 10478169, 11642410, 13970892, 16120260, 17463615, 20956338, 23284820, 34927230, 41912676, 52390845, 69854460, 104781690, 209563380]

約数ペア:

[(1, 209563380), (2, 104781690), (3, 69854460), (4, 52390845), (5, 41912676), (6, 34927230), (9, 23284820), (10, 20956338), (12, 17463615), (13, 16120260), (15, 13970892), (18, 11642410), (20, 10478169), (26, 8060130), (30, 6985446), (36, 5821205), (39, 5373420), (45, 4656964), (52, 4030065), (60, 3492723), (65, 3224052), (78, 2686710), (83, 2524860), (90, 2328482), (117, 1791140), (130, 1612026), (156, 1343355), (166, 1262430), (169, 1240020), (180, 1164241), (195, 1074684), (234, 895570), (249, 841620), (260, 806013), (332, 631215), (338, 620010), (390, 537342), (415, 504972), (468, 447785), (498, 420810), (507, 413340), (585, 358228), (676, 310005), (747, 280540), (780, 268671), (830, 252486), (845, 248004), (996, 210405), (1014, 206670), (1079, 194220), (1170, 179114), (1245, 168324), (1494, 140270), (1521, 137780), (1660, 126243), (1690, 124002), (2028, 103335), (2158, 97110), (2340, 89557), (2490, 84162), (2535, 82668), (2988, 70135), (3042, 68890), (3237, 64740), (3380, 62001), (3735, 56108), (4316, 48555), (4980, 42081), (5070, 41334), (5395, 38844), (6084, 34445), (6474, 32370), (6889, 30420), (7470, 28054), (7605, 27556), (9711, 21580), (10140, 20667), (10790, 19422), (12948, 16185), (13778, 15210), (14027, 14940)]