172813680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:568

約数の個数: 240

約数和(自身を含む): 643188000

約数和(自身を除く): 470374320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 48, 52, 60, 65, 72, 74, 78, 80, 90, 104, 111, 117, 120, 130, 144, 148, 156, 180, 185, 195, 208, 222, 234, 240, 260, 296, 312, 333, 360, 370, 390, 444, 468, 481, 499, 520, 555, 585, 592, 624, 666, 720, 740, 780, 888, 936, 962, 998, 1040, 1110, 1170, 1332, 1443, 1480, 1497, 1560, 1665, 1776, 1872, 1924, 1996, 2220, 2340, 2405, 2495, 2664, 2886, 2960, 2994, 3120, 3330, 3848, 3992, 4329, 4440, 4491, 4680, 4810, 4990, 5328, 5772, 5988, 6487, 6660, 7215, 7485, 7696, 7984, 8658, 8880, 8982, 9360, 9620, 9980, 11544, 11976, 12974, 13320, 14430, 14970, 17316, 17964, 18463, 19240, 19461, 19960, 21645, 22455, 23088, 23952, 25948, 26640, 28860, 29940, 32435, 34632, 35928, 36926, 38480, 38922, 39920, 43290, 44910, 51896, 55389, 57720, 58383, 59880, 64870, 69264, 71856, 73852, 77844, 86580, 89820, 92315, 97305, 103792, 110778, 115440, 116766, 119760, 129740, 147704, 155688, 166167, 173160, 179640, 184630, 194610, 221556, 233532, 240019, 259480, 276945, 291915, 295408, 311376, 332334, 346320, 359280, 369260, 389220, 443112, 467064, 480038, 518960, 553890, 583830, 664668, 720057, 738520, 778440, 830835, 886224, 934128, 960076, 1107780, 1167660, 1200095, 1329336, 1440114, 1477040, 1556880, 1661670, 1920152, 2160171, 2215560, 2335320, 2400190, 2658672, 2880228, 3323340, 3600285, 3840304, 4320342, 4431120, 4670640, 4800380, 5760456, 6646680, 7200570, 8640684, 9600760, 10800855, 11520912, 13293360, 14401140, 17281368, 19201520, 21601710, 28802280, 34562736, 43203420, 57604560, 86406840, 172813680]

約数ペア:

[(1, 172813680), (2, 86406840), (3, 57604560), (4, 43203420), (5, 34562736), (6, 28802280), (8, 21601710), (9, 19201520), (10, 17281368), (12, 14401140), (13, 13293360), (15, 11520912), (16, 10800855), (18, 9600760), (20, 8640684), (24, 7200570), (26, 6646680), (30, 5760456), (36, 4800380), (37, 4670640), (39, 4431120), (40, 4320342), (45, 3840304), (48, 3600285), (52, 3323340), (60, 2880228), (65, 2658672), (72, 2400190), (74, 2335320), (78, 2215560), (80, 2160171), (90, 1920152), (104, 1661670), (111, 1556880), (117, 1477040), (120, 1440114), (130, 1329336), (144, 1200095), (148, 1167660), (156, 1107780), (180, 960076), (185, 934128), (195, 886224), (208, 830835), (222, 778440), (234, 738520), (240, 720057), (260, 664668), (296, 583830), (312, 553890), (333, 518960), (360, 480038), (370, 467064), (390, 443112), (444, 389220), (468, 369260), (481, 359280), (499, 346320), (520, 332334), (555, 311376), (585, 295408), (592, 291915), (624, 276945), (666, 259480), (720, 240019), (740, 233532), (780, 221556), (888, 194610), (936, 184630), (962, 179640), (998, 173160), (1040, 166167), (1110, 155688), (1170, 147704), (1332, 129740), (1443, 119760), (1480, 116766), (1497, 115440), (1560, 110778), (1665, 103792), (1776, 97305), (1872, 92315), (1924, 89820), (1996, 86580), (2220, 77844), (2340, 73852), (2405, 71856), (2495, 69264), (2664, 64870), (2886, 59880), (2960, 58383), (2994, 57720), (3120, 55389), (3330, 51896), (3848, 44910), (3992, 43290), (4329, 39920), (4440, 38922), (4491, 38480), (4680, 36926), (4810, 35928), (4990, 34632), (5328, 32435), (5772, 29940), (5988, 28860), (6487, 26640), (6660, 25948), (7215, 23952), (7485, 23088), (7696, 22455), (7984, 21645), (8658, 19960), (8880, 19461), (8982, 19240), (9360, 18463), (9620, 17964), (9980, 17316), (11544, 14970), (11976, 14430), (12974, 13320)]