128127960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 256

約数和(自身を含む): 456192000

約数和(自身を除く): 328064040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 43, 45, 54, 60, 62, 72, 86, 89, 90, 93, 108, 120, 124, 129, 135, 155, 172, 178, 180, 186, 215, 216, 248, 258, 267, 270, 279, 310, 344, 356, 360, 372, 387, 430, 445, 465, 516, 534, 540, 558, 620, 645, 712, 744, 774, 801, 837, 860, 890, 930, 1032, 1068, 1080, 1116, 1161, 1240, 1290, 1333, 1335, 1395, 1548, 1602, 1674, 1720, 1780, 1860, 1935, 2136, 2232, 2322, 2403, 2580, 2666, 2670, 2759, 2790, 3096, 3204, 3348, 3560, 3720, 3827, 3870, 3999, 4005, 4185, 4644, 4806, 5160, 5332, 5340, 5518, 5580, 5805, 6408, 6665, 6696, 7654, 7740, 7998, 8010, 8277, 8370, 9288, 9612, 10664, 10680, 11036, 11160, 11481, 11610, 11997, 12015, 13330, 13795, 15308, 15480, 15996, 16020, 16554, 16740, 19135, 19224, 19995, 22072, 22962, 23220, 23994, 24030, 24831, 26660, 27590, 30616, 31992, 32040, 33108, 33480, 34443, 35991, 38270, 39990, 41385, 45924, 46440, 47988, 48060, 49662, 53320, 55180, 57405, 59985, 66216, 68886, 71982, 74493, 76540, 79980, 82770, 91848, 95976, 96120, 99324, 103329, 110360, 114810, 118637, 119970, 124155, 137772, 143964, 148986, 153080, 159960, 165540, 172215, 179955, 198648, 206658, 229620, 237274, 239940, 248310, 275544, 287928, 297972, 331080, 344430, 355911, 359910, 372465, 413316, 459240, 474548, 479880, 496620, 516645, 593185, 595944, 688860, 711822, 719820, 744930, 826632, 949096, 993240, 1033290, 1067733, 1186370, 1377720, 1423644, 1439640, 1489860, 1779555, 2066580, 2135466, 2372740, 2847288, 2979720, 3203199, 3559110, 4133160, 4270932, 4745480, 5338665, 6406398, 7118220, 8541864, 10677330, 12812796, 14236440, 16015995, 21354660, 25625592, 32031990, 42709320, 64063980, 128127960]

約数ペア:

[(1, 128127960), (2, 64063980), (3, 42709320), (4, 32031990), (5, 25625592), (6, 21354660), (8, 16015995), (9, 14236440), (10, 12812796), (12, 10677330), (15, 8541864), (18, 7118220), (20, 6406398), (24, 5338665), (27, 4745480), (30, 4270932), (31, 4133160), (36, 3559110), (40, 3203199), (43, 2979720), (45, 2847288), (54, 2372740), (60, 2135466), (62, 2066580), (72, 1779555), (86, 1489860), (89, 1439640), (90, 1423644), (93, 1377720), (108, 1186370), (120, 1067733), (124, 1033290), (129, 993240), (135, 949096), (155, 826632), (172, 744930), (178, 719820), (180, 711822), (186, 688860), (215, 595944), (216, 593185), (248, 516645), (258, 496620), (267, 479880), (270, 474548), (279, 459240), (310, 413316), (344, 372465), (356, 359910), (360, 355911), (372, 344430), (387, 331080), (430, 297972), (445, 287928), (465, 275544), (516, 248310), (534, 239940), (540, 237274), (558, 229620), (620, 206658), (645, 198648), (712, 179955), (744, 172215), (774, 165540), (801, 159960), (837, 153080), (860, 148986), (890, 143964), (930, 137772), (1032, 124155), (1068, 119970), (1080, 118637), (1116, 114810), (1161, 110360), (1240, 103329), (1290, 99324), (1333, 96120), (1335, 95976), (1395, 91848), (1548, 82770), (1602, 79980), (1674, 76540), (1720, 74493), (1780, 71982), (1860, 68886), (1935, 66216), (2136, 59985), (2232, 57405), (2322, 55180), (2403, 53320), (2580, 49662), (2666, 48060), (2670, 47988), (2759, 46440), (2790, 45924), (3096, 41385), (3204, 39990), (3348, 38270), (3560, 35991), (3720, 34443), (3827, 33480), (3870, 33108), (3999, 32040), (4005, 31992), (4185, 30616), (4644, 27590), (4806, 26660), (5160, 24831), (5332, 24030), (5340, 23994), (5518, 23220), (5580, 22962), (5805, 22072), (6408, 19995), (6665, 19224), (6696, 19135), (7654, 16740), (7740, 16554), (7998, 16020), (8010, 15996), (8277, 15480), (8370, 15308), (9288, 13795), (9612, 13330), (10664, 12015), (10680, 11997), (11036, 11610), (11160, 11481)]