1217221560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{367}}^1$

素因数の和:507

約数の個数: 256

約数和(自身を含む): 4228761600

約数和(自身を除く): 3011540040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 83, 90, 108, 111, 120, 135, 148, 166, 180, 185, 216, 222, 249, 270, 296, 332, 333, 360, 367, 370, 415, 444, 498, 540, 555, 664, 666, 734, 740, 747, 830, 888, 996, 999, 1080, 1101, 1110, 1245, 1332, 1468, 1480, 1494, 1660, 1665, 1835, 1992, 1998, 2202, 2220, 2241, 2490, 2664, 2936, 2988, 3071, 3303, 3320, 3330, 3670, 3735, 3996, 4404, 4440, 4482, 4980, 4995, 5505, 5976, 6142, 6606, 6660, 7340, 7470, 7992, 8808, 8964, 9213, 9909, 9960, 9990, 11010, 11205, 12284, 13212, 13320, 13579, 14680, 14940, 15355, 16515, 17928, 18426, 19818, 19980, 22020, 22410, 24568, 26424, 27158, 27639, 29880, 30461, 30710, 33030, 36852, 39636, 39960, 40737, 44040, 44820, 46065, 49545, 54316, 55278, 60922, 61420, 66060, 67895, 73704, 79272, 81474, 82917, 89640, 91383, 92130, 99090, 108632, 110556, 121844, 122211, 122840, 132120, 135790, 138195, 152305, 162948, 165834, 182766, 184260, 198180, 203685, 221112, 243688, 244422, 271580, 274149, 276390, 304610, 325896, 331668, 365532, 366633, 368520, 396360, 407370, 414585, 456915, 488844, 543160, 548298, 552780, 609220, 611055, 663336, 731064, 733266, 814740, 822447, 829170, 913830, 977688, 1096596, 1105560, 1127057, 1218440, 1222110, 1370745, 1466532, 1629480, 1644894, 1658340, 1827660, 1833165, 2193192, 2254114, 2444220, 2741490, 2933064, 3289788, 3316680, 3381171, 3655320, 3666330, 4112235, 4508228, 4888440, 5482980, 5635285, 6579576, 6762342, 7332660, 8224470, 9016456, 10143513, 10965960, 11270570, 13524684, 14665320, 16448940, 16905855, 20287026, 22541140, 27049368, 30430539, 32897880, 33811710, 40574052, 45082280, 50717565, 60861078, 67623420, 81148104, 101435130, 121722156, 135246840, 152152695, 202870260, 243444312, 304305390, 405740520, 608610780, 1217221560]

約数ペア:

[(1, 1217221560), (2, 608610780), (3, 405740520), (4, 304305390), (5, 243444312), (6, 202870260), (8, 152152695), (9, 135246840), (10, 121722156), (12, 101435130), (15, 81148104), (18, 67623420), (20, 60861078), (24, 50717565), (27, 45082280), (30, 40574052), (36, 33811710), (37, 32897880), (40, 30430539), (45, 27049368), (54, 22541140), (60, 20287026), (72, 16905855), (74, 16448940), (83, 14665320), (90, 13524684), (108, 11270570), (111, 10965960), (120, 10143513), (135, 9016456), (148, 8224470), (166, 7332660), (180, 6762342), (185, 6579576), (216, 5635285), (222, 5482980), (249, 4888440), (270, 4508228), (296, 4112235), (332, 3666330), (333, 3655320), (360, 3381171), (367, 3316680), (370, 3289788), (415, 2933064), (444, 2741490), (498, 2444220), (540, 2254114), (555, 2193192), (664, 1833165), (666, 1827660), (734, 1658340), (740, 1644894), (747, 1629480), (830, 1466532), (888, 1370745), (996, 1222110), (999, 1218440), (1080, 1127057), (1101, 1105560), (1110, 1096596), (1245, 977688), (1332, 913830), (1468, 829170), (1480, 822447), (1494, 814740), (1660, 733266), (1665, 731064), (1835, 663336), (1992, 611055), (1998, 609220), (2202, 552780), (2220, 548298), (2241, 543160), (2490, 488844), (2664, 456915), (2936, 414585), (2988, 407370), (3071, 396360), (3303, 368520), (3320, 366633), (3330, 365532), (3670, 331668), (3735, 325896), (3996, 304610), (4404, 276390), (4440, 274149), (4482, 271580), (4980, 244422), (4995, 243688), (5505, 221112), (5976, 203685), (6142, 198180), (6606, 184260), (6660, 182766), (7340, 165834), (7470, 162948), (7992, 152305), (8808, 138195), (8964, 135790), (9213, 132120), (9909, 122840), (9960, 122211), (9990, 121844), (11010, 110556), (11205, 108632), (12284, 99090), (13212, 92130), (13320, 91383), (13579, 89640), (14680, 82917), (14940, 81474), (15355, 79272), (16515, 73704), (17928, 67895), (18426, 66060), (19818, 61420), (19980, 60922), (22020, 55278), (22410, 54316), (24568, 49545), (26424, 46065), (27158, 44820), (27639, 44040), (29880, 40737), (30461, 39960), (30710, 39636), (33030, 36852)]