1272260520

素因数分解:

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

素因数の和:211

約数の個数: 288

約数和(自身を含む): 4568709600

約数和(自身を除く): 3296449080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 83, 90, 95, 108, 114, 120, 135, 152, 162, 166, 171, 180, 190, 216, 228, 243, 249, 270, 285, 324, 332, 342, 360, 380, 405, 415, 456, 486, 498, 513, 540, 570, 648, 664, 684, 747, 760, 810, 830, 855, 972, 996, 1026, 1080, 1140, 1215, 1245, 1368, 1494, 1539, 1577, 1620, 1660, 1710, 1944, 1992, 2052, 2241, 2280, 2430, 2490, 2565, 2988, 3078, 3154, 3240, 3320, 3420, 3735, 4104, 4482, 4617, 4731, 4860, 4980, 5130, 5976, 6156, 6308, 6723, 6840, 6889, 7470, 7695, 7885, 8964, 9234, 9462, 9720, 9960, 10260, 11205, 12312, 12616, 13446, 13778, 14193, 14940, 15390, 15770, 17928, 18468, 18924, 20169, 20520, 20667, 22410, 23085, 23655, 26892, 27556, 28386, 29880, 30780, 31540, 33615, 34445, 36936, 37848, 40338, 41334, 42579, 44820, 46170, 47310, 53784, 55112, 56772, 61560, 62001, 63080, 67230, 68890, 70965, 80676, 82668, 85158, 89640, 92340, 94620, 100845, 103335, 113544, 124002, 127737, 130891, 134460, 137780, 141930, 161352, 165336, 170316, 184680, 186003, 189240, 201690, 206670, 212895, 248004, 255474, 261782, 268920, 275560, 283860, 310005, 340632, 372006, 383211, 392673, 403380, 413340, 425790, 496008, 510948, 523564, 558009, 567720, 620010, 638685, 654455, 744012, 766422, 785346, 806760, 826680, 851580, 930015, 1021896, 1047128, 1116018, 1178019, 1240020, 1277370, 1308910, 1488024, 1532844, 1570692, 1674027, 1703160, 1860030, 1916055, 1963365, 2232036, 2356038, 2480040, 2554740, 2617820, 2790045, 3065688, 3141384, 3348054, 3534057, 3720060, 3832110, 3926730, 4464072, 4712076, 5109480, 5235640, 5580090, 5890095, 6696108, 7068114, 7440120, 7664220, 7853460, 8370135, 9424152, 10602171, 11160180, 11780190, 13392216, 14136228, 15328440, 15706920, 16740270, 17670285, 21204342, 22320360, 23560380, 28272456, 31806513, 33480540, 35340570, 42408684, 47120760, 53010855, 63613026, 66961080, 70681140, 84817368, 106021710, 127226052, 141362280, 159032565, 212043420, 254452104, 318065130, 424086840, 636130260, 1272260520]

約数ペア:

[(1, 1272260520), (2, 636130260), (3, 424086840), (4, 318065130), (5, 254452104), (6, 212043420), (8, 159032565), (9, 141362280), (10, 127226052), (12, 106021710), (15, 84817368), (18, 70681140), (19, 66961080), (20, 63613026), (24, 53010855), (27, 47120760), (30, 42408684), (36, 35340570), (38, 33480540), (40, 31806513), (45, 28272456), (54, 23560380), (57, 22320360), (60, 21204342), (72, 17670285), (76, 16740270), (81, 15706920), (83, 15328440), (90, 14136228), (95, 13392216), (108, 11780190), (114, 11160180), (120, 10602171), (135, 9424152), (152, 8370135), (162, 7853460), (166, 7664220), (171, 7440120), (180, 7068114), (190, 6696108), (216, 5890095), (228, 5580090), (243, 5235640), (249, 5109480), (270, 4712076), (285, 4464072), (324, 3926730), (332, 3832110), (342, 3720060), (360, 3534057), (380, 3348054), (405, 3141384), (415, 3065688), (456, 2790045), (486, 2617820), (498, 2554740), (513, 2480040), (540, 2356038), (570, 2232036), (648, 1963365), (664, 1916055), (684, 1860030), (747, 1703160), (760, 1674027), (810, 1570692), (830, 1532844), (855, 1488024), (972, 1308910), (996, 1277370), (1026, 1240020), (1080, 1178019), (1140, 1116018), (1215, 1047128), (1245, 1021896), (1368, 930015), (1494, 851580), (1539, 826680), (1577, 806760), (1620, 785346), (1660, 766422), (1710, 744012), (1944, 654455), (1992, 638685), (2052, 620010), (2241, 567720), (2280, 558009), (2430, 523564), (2490, 510948), (2565, 496008), (2988, 425790), (3078, 413340), (3154, 403380), (3240, 392673), (3320, 383211), (3420, 372006), (3735, 340632), (4104, 310005), (4482, 283860), (4617, 275560), (4731, 268920), (4860, 261782), (4980, 255474), (5130, 248004), (5976, 212895), (6156, 206670), (6308, 201690), (6723, 189240), (6840, 186003), (6889, 184680), (7470, 170316), (7695, 165336), (7885, 161352), (8964, 141930), (9234, 137780), (9462, 134460), (9720, 130891), (9960, 127737), (10260, 124002), (11205, 113544), (12312, 103335), (12616, 100845), (13446, 94620), (13778, 92340), (14193, 89640), (14940, 85158), (15390, 82668), (15770, 80676), (17928, 70965), (18468, 68890), (18924, 67230), (20169, 63080), (20520, 62001), (20667, 61560), (22410, 56772), (23085, 55112), (23655, 53784), (26892, 47310), (27556, 46170), (28386, 44820), (29880, 42579), (30780, 41334), (31540, 40338), (33615, 37848), (34445, 36936)]