128512800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1373}}^1$

素因数の和:1412

約数の個数: 216

約数和(自身を含む): 488382804

約数和(自身を除く): 359870004

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 130, 144, 150, 156, 160, 180, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 325, 360, 390, 400, 416, 450, 468, 480, 520, 585, 600, 624, 650, 720, 780, 800, 900, 936, 975, 1040, 1170, 1200, 1248, 1300, 1373, 1440, 1560, 1800, 1872, 1950, 2080, 2340, 2400, 2600, 2746, 2925, 3120, 3600, 3744, 3900, 4119, 4680, 5200, 5492, 5850, 6240, 6865, 7200, 7800, 8238, 9360, 10400, 10984, 11700, 12357, 13730, 15600, 16476, 17849, 18720, 20595, 21968, 23400, 24714, 27460, 31200, 32952, 34325, 35698, 41190, 43936, 46800, 49428, 53547, 54920, 61785, 65904, 68650, 71396, 82380, 89245, 93600, 98856, 102975, 107094, 109840, 123570, 131808, 137300, 142792, 160641, 164760, 178490, 197712, 205950, 214188, 219680, 247140, 267735, 274600, 285584, 308925, 321282, 329520, 356980, 395424, 411900, 428376, 446225, 494280, 535470, 549200, 571168, 617850, 642564, 659040, 713960, 803205, 823800, 856752, 892450, 988560, 1070940, 1098400, 1235700, 1285128, 1338675, 1427920, 1606410, 1647600, 1713504, 1784900, 1977120, 2141880, 2471400, 2570256, 2677350, 2855840, 3212820, 3295200, 3569800, 4016025, 4283760, 4942800, 5140512, 5354700, 6425640, 7139600, 8032050, 8567520, 9885600, 10709400, 12851280, 14279200, 16064100, 21418800, 25702560, 32128200, 42837600, 64256400, 128512800]

約数ペア:

[(1, 128512800), (2, 64256400), (3, 42837600), (4, 32128200), (5, 25702560), (6, 21418800), (8, 16064100), (9, 14279200), (10, 12851280), (12, 10709400), (13, 9885600), (15, 8567520), (16, 8032050), (18, 7139600), (20, 6425640), (24, 5354700), (25, 5140512), (26, 4942800), (30, 4283760), (32, 4016025), (36, 3569800), (39, 3295200), (40, 3212820), (45, 2855840), (48, 2677350), (50, 2570256), (52, 2471400), (60, 2141880), (65, 1977120), (72, 1784900), (75, 1713504), (78, 1647600), (80, 1606410), (90, 1427920), (96, 1338675), (100, 1285128), (104, 1235700), (117, 1098400), (120, 1070940), (130, 988560), (144, 892450), (150, 856752), (156, 823800), (160, 803205), (180, 713960), (195, 659040), (200, 642564), (208, 617850), (225, 571168), (234, 549200), (240, 535470), (260, 494280), (288, 446225), (300, 428376), (312, 411900), (325, 395424), (360, 356980), (390, 329520), (400, 321282), (416, 308925), (450, 285584), (468, 274600), (480, 267735), (520, 247140), (585, 219680), (600, 214188), (624, 205950), (650, 197712), (720, 178490), (780, 164760), (800, 160641), (900, 142792), (936, 137300), (975, 131808), (1040, 123570), (1170, 109840), (1200, 107094), (1248, 102975), (1300, 98856), (1373, 93600), (1440, 89245), (1560, 82380), (1800, 71396), (1872, 68650), (1950, 65904), (2080, 61785), (2340, 54920), (2400, 53547), (2600, 49428), (2746, 46800), (2925, 43936), (3120, 41190), (3600, 35698), (3744, 34325), (3900, 32952), (4119, 31200), (4680, 27460), (5200, 24714), (5492, 23400), (5850, 21968), (6240, 20595), (6865, 18720), (7200, 17849), (7800, 16476), (8238, 15600), (9360, 13730), (10400, 12357), (10984, 11700)]