259220520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:569

約数の個数: 256

約数和(自身を含む): 957600000

約数和(自身を除く): 698379480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 37, 39, 40, 45, 52, 54, 60, 65, 72, 74, 78, 90, 104, 108, 111, 117, 120, 130, 135, 148, 156, 180, 185, 195, 216, 222, 234, 260, 270, 296, 312, 333, 351, 360, 370, 390, 444, 468, 481, 499, 520, 540, 555, 585, 666, 702, 740, 780, 888, 936, 962, 998, 999, 1080, 1110, 1170, 1332, 1404, 1443, 1480, 1497, 1560, 1665, 1755, 1924, 1996, 1998, 2220, 2340, 2405, 2495, 2664, 2808, 2886, 2994, 3330, 3510, 3848, 3992, 3996, 4329, 4440, 4491, 4680, 4810, 4990, 4995, 5772, 5988, 6487, 6660, 7020, 7215, 7485, 7992, 8658, 8982, 9620, 9980, 9990, 11544, 11976, 12974, 12987, 13320, 13473, 14040, 14430, 14970, 17316, 17964, 18463, 19240, 19461, 19960, 19980, 21645, 22455, 25948, 25974, 26946, 28860, 29940, 32435, 34632, 35928, 36926, 38922, 39960, 43290, 44910, 51896, 51948, 53892, 55389, 57720, 58383, 59880, 64870, 64935, 67365, 73852, 77844, 86580, 89820, 92315, 97305, 103896, 107784, 110778, 116766, 129740, 129870, 134730, 147704, 155688, 166167, 173160, 175149, 179640, 184630, 194610, 221556, 233532, 240019, 259480, 259740, 269460, 276945, 291915, 332334, 350298, 369260, 389220, 443112, 467064, 480038, 498501, 519480, 538920, 553890, 583830, 664668, 700596, 720057, 738520, 778440, 830835, 875745, 960076, 997002, 1107780, 1167660, 1200095, 1329336, 1401192, 1440114, 1661670, 1751490, 1920152, 1994004, 2160171, 2215560, 2335320, 2400190, 2492505, 2880228, 3323340, 3502980, 3600285, 3988008, 4320342, 4800380, 4985010, 5760456, 6480513, 6646680, 7005960, 7200570, 8640684, 9600760, 9970020, 10800855, 12961026, 14401140, 17281368, 19940040, 21601710, 25922052, 28802280, 32402565, 43203420, 51844104, 64805130, 86406840, 129610260, 259220520]

約数ペア:

[(1, 259220520), (2, 129610260), (3, 86406840), (4, 64805130), (5, 51844104), (6, 43203420), (8, 32402565), (9, 28802280), (10, 25922052), (12, 21601710), (13, 19940040), (15, 17281368), (18, 14401140), (20, 12961026), (24, 10800855), (26, 9970020), (27, 9600760), (30, 8640684), (36, 7200570), (37, 7005960), (39, 6646680), (40, 6480513), (45, 5760456), (52, 4985010), (54, 4800380), (60, 4320342), (65, 3988008), (72, 3600285), (74, 3502980), (78, 3323340), (90, 2880228), (104, 2492505), (108, 2400190), (111, 2335320), (117, 2215560), (120, 2160171), (130, 1994004), (135, 1920152), (148, 1751490), (156, 1661670), (180, 1440114), (185, 1401192), (195, 1329336), (216, 1200095), (222, 1167660), (234, 1107780), (260, 997002), (270, 960076), (296, 875745), (312, 830835), (333, 778440), (351, 738520), (360, 720057), (370, 700596), (390, 664668), (444, 583830), (468, 553890), (481, 538920), (499, 519480), (520, 498501), (540, 480038), (555, 467064), (585, 443112), (666, 389220), (702, 369260), (740, 350298), (780, 332334), (888, 291915), (936, 276945), (962, 269460), (998, 259740), (999, 259480), (1080, 240019), (1110, 233532), (1170, 221556), (1332, 194610), (1404, 184630), (1443, 179640), (1480, 175149), (1497, 173160), (1560, 166167), (1665, 155688), (1755, 147704), (1924, 134730), (1996, 129870), (1998, 129740), (2220, 116766), (2340, 110778), (2405, 107784), (2495, 103896), (2664, 97305), (2808, 92315), (2886, 89820), (2994, 86580), (3330, 77844), (3510, 73852), (3848, 67365), (3992, 64935), (3996, 64870), (4329, 59880), (4440, 58383), (4491, 57720), (4680, 55389), (4810, 53892), (4990, 51948), (4995, 51896), (5772, 44910), (5988, 43290), (6487, 39960), (6660, 38922), (7020, 36926), (7215, 35928), (7485, 34632), (7992, 32435), (8658, 29940), (8982, 28860), (9620, 26946), (9980, 25974), (9990, 25948), (11544, 22455), (11976, 21645), (12974, 19980), (12987, 19960), (13320, 19461), (13473, 19240), (14040, 18463), (14430, 17964), (14970, 17316)]