28792800

素因数分解:

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

素因数の和:103

約数の個数: 288

約数和(自身を含む): 109992960

約数和(自身を除く): 81200160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 31, 32, 36, 40, 43, 45, 48, 50, 54, 60, 62, 72, 75, 80, 86, 90, 93, 96, 100, 108, 120, 124, 129, 135, 144, 150, 155, 160, 172, 180, 186, 200, 215, 216, 225, 240, 248, 258, 270, 279, 288, 300, 310, 344, 360, 372, 387, 400, 430, 432, 450, 465, 480, 496, 516, 540, 558, 600, 620, 645, 675, 688, 720, 744, 774, 775, 800, 837, 860, 864, 900, 930, 992, 1032, 1075, 1080, 1116, 1161, 1200, 1240, 1290, 1333, 1350, 1376, 1395, 1440, 1488, 1548, 1550, 1674, 1720, 1800, 1860, 1935, 2064, 2150, 2160, 2232, 2322, 2325, 2400, 2480, 2580, 2666, 2700, 2790, 2976, 3096, 3100, 3225, 3348, 3440, 3600, 3720, 3870, 3999, 4128, 4185, 4300, 4320, 4464, 4644, 4650, 4960, 5160, 5332, 5400, 5580, 5805, 6192, 6200, 6450, 6665, 6696, 6880, 6975, 7200, 7440, 7740, 7998, 8370, 8600, 8928, 9288, 9300, 9675, 10320, 10664, 10800, 11160, 11610, 11997, 12384, 12400, 12900, 13330, 13392, 13950, 14880, 15480, 15996, 16740, 17200, 18576, 18600, 19350, 19995, 20640, 20925, 21328, 21600, 22320, 23220, 23994, 24800, 25800, 26660, 26784, 27900, 29025, 30960, 31992, 33325, 33480, 34400, 35991, 37152, 37200, 38700, 39990, 41850, 42656, 44640, 46440, 47988, 51600, 53320, 55800, 58050, 59985, 61920, 63984, 66650, 66960, 71982, 74400, 77400, 79980, 83700, 92880, 95976, 99975, 103200, 106640, 111600, 116100, 119970, 127968, 133300, 133920, 143964, 154800, 159960, 167400, 179955, 185760, 191952, 199950, 213280, 223200, 232200, 239940, 266600, 287928, 299925, 309600, 319920, 334800, 359910, 383904, 399900, 464400, 479880, 533200, 575856, 599850, 639840, 669600, 719820, 799800, 899775, 928800, 959760, 1066400, 1151712, 1199700, 1439640, 1599600, 1799550, 1919520, 2399400, 2879280, 3199200, 3599100, 4798800, 5758560, 7198200, 9597600, 14396400, 28792800]

約数ペア:

[(1, 28792800), (2, 14396400), (3, 9597600), (4, 7198200), (5, 5758560), (6, 4798800), (8, 3599100), (9, 3199200), (10, 2879280), (12, 2399400), (15, 1919520), (16, 1799550), (18, 1599600), (20, 1439640), (24, 1199700), (25, 1151712), (27, 1066400), (30, 959760), (31, 928800), (32, 899775), (36, 799800), (40, 719820), (43, 669600), (45, 639840), (48, 599850), (50, 575856), (54, 533200), (60, 479880), (62, 464400), (72, 399900), (75, 383904), (80, 359910), (86, 334800), (90, 319920), (93, 309600), (96, 299925), (100, 287928), (108, 266600), (120, 239940), (124, 232200), (129, 223200), (135, 213280), (144, 199950), (150, 191952), (155, 185760), (160, 179955), (172, 167400), (180, 159960), (186, 154800), (200, 143964), (215, 133920), (216, 133300), (225, 127968), (240, 119970), (248, 116100), (258, 111600), (270, 106640), (279, 103200), (288, 99975), (300, 95976), (310, 92880), (344, 83700), (360, 79980), (372, 77400), (387, 74400), (400, 71982), (430, 66960), (432, 66650), (450, 63984), (465, 61920), (480, 59985), (496, 58050), (516, 55800), (540, 53320), (558, 51600), (600, 47988), (620, 46440), (645, 44640), (675, 42656), (688, 41850), (720, 39990), (744, 38700), (774, 37200), (775, 37152), (800, 35991), (837, 34400), (860, 33480), (864, 33325), (900, 31992), (930, 30960), (992, 29025), (1032, 27900), (1075, 26784), (1080, 26660), (1116, 25800), (1161, 24800), (1200, 23994), (1240, 23220), (1290, 22320), (1333, 21600), (1350, 21328), (1376, 20925), (1395, 20640), (1440, 19995), (1488, 19350), (1548, 18600), (1550, 18576), (1674, 17200), (1720, 16740), (1800, 15996), (1860, 15480), (1935, 14880), (2064, 13950), (2150, 13392), (2160, 13330), (2232, 12900), (2322, 12400), (2325, 12384), (2400, 11997), (2480, 11610), (2580, 11160), (2666, 10800), (2700, 10664), (2790, 10320), (2976, 9675), (3096, 9300), (3100, 9288), (3225, 8928), (3348, 8600), (3440, 8370), (3600, 7998), (3720, 7740), (3870, 7440), (3999, 7200), (4128, 6975), (4185, 6880), (4300, 6696), (4320, 6665), (4464, 6450), (4644, 6200), (4650, 6192), (4960, 5805), (5160, 5580), (5332, 5400)]