1292501600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 288

約数和(自身を含む): 3709762560

約数和(自身を除く): 2417260960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 31, 32, 38, 40, 50, 52, 62, 65, 76, 80, 95, 100, 104, 124, 130, 152, 155, 160, 190, 200, 208, 211, 247, 248, 260, 304, 310, 325, 380, 400, 403, 416, 422, 475, 494, 496, 520, 589, 608, 620, 650, 760, 775, 800, 806, 844, 950, 988, 992, 1040, 1055, 1178, 1235, 1240, 1300, 1520, 1550, 1612, 1688, 1900, 1976, 2015, 2080, 2110, 2356, 2470, 2480, 2600, 2743, 2945, 3040, 3100, 3224, 3376, 3800, 3952, 4009, 4030, 4220, 4712, 4940, 4960, 5200, 5275, 5486, 5890, 6175, 6200, 6448, 6541, 6752, 7600, 7657, 7904, 8018, 8060, 8440, 9424, 9880, 10075, 10400, 10550, 10972, 11780, 12350, 12400, 12896, 13082, 13715, 14725, 15200, 15314, 16036, 16120, 16880, 18848, 19760, 20045, 20150, 21100, 21944, 23560, 24700, 24800, 26164, 27430, 29450, 30628, 32072, 32240, 32705, 33760, 38285, 39520, 40090, 40300, 42200, 43888, 47120, 49400, 52117, 52328, 54860, 58900, 61256, 64144, 64480, 65410, 68575, 76570, 80180, 80600, 84400, 85033, 87776, 94240, 98800, 100225, 104234, 104656, 109720, 117800, 122512, 124279, 128288, 130820, 137150, 153140, 160360, 161200, 163525, 168800, 170066, 191425, 197600, 200450, 208468, 209312, 219440, 235600, 245024, 248558, 260585, 261640, 274300, 306280, 320720, 322400, 327050, 340132, 382850, 400900, 416936, 425165, 438880, 471200, 497116, 521170, 523280, 548600, 612560, 621395, 641440, 654100, 680264, 765700, 801800, 833872, 850330, 994232, 1042340, 1046560, 1097200, 1225120, 1242790, 1302925, 1308200, 1360528, 1531400, 1603600, 1615627, 1667744, 1700660, 1988464, 2084680, 2125825, 2194400, 2485580, 2605850, 2616400, 2721056, 3062800, 3106975, 3207200, 3231254, 3401320, 3976928, 4169360, 4251650, 4971160, 5211700, 5232800, 6125600, 6213950, 6462508, 6802640, 8078135, 8338720, 8503300, 9942320, 10423400, 12427900, 12925016, 13605280, 16156270, 17006600, 19884640, 20846800, 24855800, 25850032, 32312540, 34013200, 40390675, 41693600, 49711600, 51700064, 64625080, 68026400, 80781350, 99423200, 129250160, 161562700, 258500320, 323125400, 646250800, 1292501600]

約数ペア:

[(1, 1292501600), (2, 646250800), (4, 323125400), (5, 258500320), (8, 161562700), (10, 129250160), (13, 99423200), (16, 80781350), (19, 68026400), (20, 64625080), (25, 51700064), (26, 49711600), (31, 41693600), (32, 40390675), (38, 34013200), (40, 32312540), (50, 25850032), (52, 24855800), (62, 20846800), (65, 19884640), (76, 17006600), (80, 16156270), (95, 13605280), (100, 12925016), (104, 12427900), (124, 10423400), (130, 9942320), (152, 8503300), (155, 8338720), (160, 8078135), (190, 6802640), (200, 6462508), (208, 6213950), (211, 6125600), (247, 5232800), (248, 5211700), (260, 4971160), (304, 4251650), (310, 4169360), (325, 3976928), (380, 3401320), (400, 3231254), (403, 3207200), (416, 3106975), (422, 3062800), (475, 2721056), (494, 2616400), (496, 2605850), (520, 2485580), (589, 2194400), (608, 2125825), (620, 2084680), (650, 1988464), (760, 1700660), (775, 1667744), (800, 1615627), (806, 1603600), (844, 1531400), (950, 1360528), (988, 1308200), (992, 1302925), (1040, 1242790), (1055, 1225120), (1178, 1097200), (1235, 1046560), (1240, 1042340), (1300, 994232), (1520, 850330), (1550, 833872), (1612, 801800), (1688, 765700), (1900, 680264), (1976, 654100), (2015, 641440), (2080, 621395), (2110, 612560), (2356, 548600), (2470, 523280), (2480, 521170), (2600, 497116), (2743, 471200), (2945, 438880), (3040, 425165), (3100, 416936), (3224, 400900), (3376, 382850), (3800, 340132), (3952, 327050), (4009, 322400), (4030, 320720), (4220, 306280), (4712, 274300), (4940, 261640), (4960, 260585), (5200, 248558), (5275, 245024), (5486, 235600), (5890, 219440), (6175, 209312), (6200, 208468), (6448, 200450), (6541, 197600), (6752, 191425), (7600, 170066), (7657, 168800), (7904, 163525), (8018, 161200), (8060, 160360), (8440, 153140), (9424, 137150), (9880, 130820), (10075, 128288), (10400, 124279), (10550, 122512), (10972, 117800), (11780, 109720), (12350, 104656), (12400, 104234), (12896, 100225), (13082, 98800), (13715, 94240), (14725, 87776), (15200, 85033), (15314, 84400), (16036, 80600), (16120, 80180), (16880, 76570), (18848, 68575), (19760, 65410), (20045, 64480), (20150, 64144), (21100, 61256), (21944, 58900), (23560, 54860), (24700, 52328), (24800, 52117), (26164, 49400), (27430, 47120), (29450, 43888), (30628, 42200), (32072, 40300), (32240, 40090), (32705, 39520), (33760, 38285)]