639428400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1051}}^1$

素因数の和:1101

約数の個数: 270

約数和(自身を含む): 2405102388

約数和(自身を除く): 1765673988

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 100, 104, 117, 120, 130, 144, 150, 156, 169, 180, 195, 200, 208, 225, 234, 240, 260, 300, 312, 325, 338, 360, 390, 400, 450, 468, 507, 520, 585, 600, 624, 650, 676, 720, 780, 845, 900, 936, 975, 1014, 1040, 1051, 1170, 1200, 1300, 1352, 1521, 1560, 1690, 1800, 1872, 1950, 2028, 2102, 2340, 2535, 2600, 2704, 2925, 3042, 3120, 3153, 3380, 3600, 3900, 4056, 4204, 4225, 4680, 5070, 5200, 5255, 5850, 6084, 6306, 6760, 7605, 7800, 8112, 8408, 8450, 9360, 9459, 10140, 10510, 11700, 12168, 12612, 12675, 13520, 13663, 15210, 15600, 15765, 16816, 16900, 18918, 20280, 21020, 23400, 24336, 25224, 25350, 26275, 27326, 30420, 31530, 33800, 37836, 38025, 40560, 40989, 42040, 46800, 47295, 50448, 50700, 52550, 54652, 60840, 63060, 67600, 68315, 75672, 76050, 78825, 81978, 84080, 94590, 101400, 105100, 109304, 121680, 122967, 126120, 136630, 151344, 152100, 157650, 163956, 177619, 189180, 202800, 204945, 210200, 218608, 236475, 245934, 252240, 273260, 304200, 315300, 327912, 341575, 355238, 378360, 409890, 420400, 472950, 491868, 532857, 546520, 608400, 614835, 630600, 655824, 683150, 710476, 756720, 819780, 888095, 945900, 983736, 1024725, 1065714, 1093040, 1229670, 1261200, 1366300, 1420952, 1598571, 1639560, 1776190, 1891800, 1967472, 2049450, 2131428, 2459340, 2664285, 2732600, 2841904, 3074175, 3197142, 3279120, 3552380, 3783600, 4098900, 4262856, 4440475, 4918680, 5328570, 5465200, 6148350, 6394284, 7104760, 7992855, 8197800, 8525712, 8880950, 9837360, 10657140, 12296700, 12788568, 13321425, 14209520, 15985710, 16395600, 17761900, 21314280, 24593400, 25577136, 26642850, 31971420, 35523800, 39964275, 42628560, 49186800, 53285700, 63942840, 71047600, 79928550, 106571400, 127885680, 159857100, 213142800, 319714200, 639428400]

約数ペア:

[(1, 639428400), (2, 319714200), (3, 213142800), (4, 159857100), (5, 127885680), (6, 106571400), (8, 79928550), (9, 71047600), (10, 63942840), (12, 53285700), (13, 49186800), (15, 42628560), (16, 39964275), (18, 35523800), (20, 31971420), (24, 26642850), (25, 25577136), (26, 24593400), (30, 21314280), (36, 17761900), (39, 16395600), (40, 15985710), (45, 14209520), (48, 13321425), (50, 12788568), (52, 12296700), (60, 10657140), (65, 9837360), (72, 8880950), (75, 8525712), (78, 8197800), (80, 7992855), (90, 7104760), (100, 6394284), (104, 6148350), (117, 5465200), (120, 5328570), (130, 4918680), (144, 4440475), (150, 4262856), (156, 4098900), (169, 3783600), (180, 3552380), (195, 3279120), (200, 3197142), (208, 3074175), (225, 2841904), (234, 2732600), (240, 2664285), (260, 2459340), (300, 2131428), (312, 2049450), (325, 1967472), (338, 1891800), (360, 1776190), (390, 1639560), (400, 1598571), (450, 1420952), (468, 1366300), (507, 1261200), (520, 1229670), (585, 1093040), (600, 1065714), (624, 1024725), (650, 983736), (676, 945900), (720, 888095), (780, 819780), (845, 756720), (900, 710476), (936, 683150), (975, 655824), (1014, 630600), (1040, 614835), (1051, 608400), (1170, 546520), (1200, 532857), (1300, 491868), (1352, 472950), (1521, 420400), (1560, 409890), (1690, 378360), (1800, 355238), (1872, 341575), (1950, 327912), (2028, 315300), (2102, 304200), (2340, 273260), (2535, 252240), (2600, 245934), (2704, 236475), (2925, 218608), (3042, 210200), (3120, 204945), (3153, 202800), (3380, 189180), (3600, 177619), (3900, 163956), (4056, 157650), (4204, 152100), (4225, 151344), (4680, 136630), (5070, 126120), (5200, 122967), (5255, 121680), (5850, 109304), (6084, 105100), (6306, 101400), (6760, 94590), (7605, 84080), (7800, 81978), (8112, 78825), (8408, 76050), (8450, 75672), (9360, 68315), (9459, 67600), (10140, 63060), (10510, 60840), (11700, 54652), (12168, 52550), (12612, 50700), (12675, 50448), (13520, 47295), (13663, 46800), (15210, 42040), (15600, 40989), (15765, 40560), (16816, 38025), (16900, 37836), (18918, 33800), (20280, 31530), (21020, 30420), (23400, 27326), (24336, 26275), (25224, 25350)]