1331264000

素因数分解:

$2^9\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 320

約数和(自身を含む): 3799471104

約数和(自身を除く): 2468207104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 61, 62, 64, 80, 88, 100, 110, 122, 124, 125, 128, 155, 160, 176, 200, 220, 244, 248, 250, 256, 275, 305, 310, 320, 341, 352, 400, 440, 488, 496, 500, 512, 550, 610, 620, 640, 671, 682, 704, 775, 800, 880, 976, 992, 1000, 1100, 1220, 1240, 1280, 1342, 1364, 1375, 1408, 1525, 1550, 1600, 1705, 1760, 1891, 1952, 1984, 2000, 2200, 2440, 2480, 2560, 2684, 2728, 2750, 2816, 3050, 3100, 3200, 3355, 3410, 3520, 3782, 3875, 3904, 3968, 4000, 4400, 4880, 4960, 5368, 5456, 5500, 5632, 6100, 6200, 6400, 6710, 6820, 7040, 7564, 7625, 7750, 7808, 7936, 8000, 8525, 8800, 9455, 9760, 9920, 10736, 10912, 11000, 12200, 12400, 12800, 13420, 13640, 14080, 15128, 15250, 15500, 15616, 15872, 16000, 16775, 17050, 17600, 18910, 19520, 19840, 20801, 21472, 21824, 22000, 24400, 24800, 26840, 27280, 28160, 30256, 30500, 31000, 31232, 32000, 33550, 34100, 35200, 37820, 39040, 39680, 41602, 42625, 42944, 43648, 44000, 47275, 48800, 49600, 53680, 54560, 60512, 61000, 62000, 64000, 67100, 68200, 70400, 75640, 78080, 79360, 83204, 83875, 85250, 85888, 87296, 88000, 94550, 97600, 99200, 104005, 107360, 109120, 121024, 122000, 124000, 134200, 136400, 140800, 151280, 156160, 166408, 167750, 170500, 171776, 174592, 176000, 189100, 195200, 198400, 208010, 214720, 218240, 236375, 242048, 244000, 248000, 268400, 272800, 302560, 332816, 335500, 341000, 343552, 352000, 378200, 390400, 396800, 416020, 429440, 436480, 472750, 484096, 488000, 496000, 520025, 536800, 545600, 605120, 665632, 671000, 682000, 704000, 756400, 780800, 832040, 858880, 872960, 945500, 968192, 976000, 992000, 1040050, 1073600, 1091200, 1210240, 1331264, 1342000, 1364000, 1512800, 1664080, 1717760, 1891000, 1952000, 1984000, 2080100, 2147200, 2182400, 2420480, 2600125, 2662528, 2684000, 2728000, 3025600, 3328160, 3782000, 3904000, 4160200, 4294400, 4364800, 4840960, 5200250, 5325056, 5368000, 5456000, 6051200, 6656320, 7564000, 8320400, 8588800, 10400500, 10650112, 10736000, 10912000, 12102400, 13312640, 15128000, 16640800, 20801000, 21472000, 21824000, 24204800, 26625280, 30256000, 33281600, 41602000, 42944000, 53250560, 60512000, 66563200, 83204000, 121024000, 133126400, 166408000, 266252800, 332816000, 665632000, 1331264000]

約数ペア:

[(1, 1331264000), (2, 665632000), (4, 332816000), (5, 266252800), (8, 166408000), (10, 133126400), (11, 121024000), (16, 83204000), (20, 66563200), (22, 60512000), (25, 53250560), (31, 42944000), (32, 41602000), (40, 33281600), (44, 30256000), (50, 26625280), (55, 24204800), (61, 21824000), (62, 21472000), (64, 20801000), (80, 16640800), (88, 15128000), (100, 13312640), (110, 12102400), (122, 10912000), (124, 10736000), (125, 10650112), (128, 10400500), (155, 8588800), (160, 8320400), (176, 7564000), (200, 6656320), (220, 6051200), (244, 5456000), (248, 5368000), (250, 5325056), (256, 5200250), (275, 4840960), (305, 4364800), (310, 4294400), (320, 4160200), (341, 3904000), (352, 3782000), (400, 3328160), (440, 3025600), (488, 2728000), (496, 2684000), (500, 2662528), (512, 2600125), (550, 2420480), (610, 2182400), (620, 2147200), (640, 2080100), (671, 1984000), (682, 1952000), (704, 1891000), (775, 1717760), (800, 1664080), (880, 1512800), (976, 1364000), (992, 1342000), (1000, 1331264), (1100, 1210240), (1220, 1091200), (1240, 1073600), (1280, 1040050), (1342, 992000), (1364, 976000), (1375, 968192), (1408, 945500), (1525, 872960), (1550, 858880), (1600, 832040), (1705, 780800), (1760, 756400), (1891, 704000), (1952, 682000), (1984, 671000), (2000, 665632), (2200, 605120), (2440, 545600), (2480, 536800), (2560, 520025), (2684, 496000), (2728, 488000), (2750, 484096), (2816, 472750), (3050, 436480), (3100, 429440), (3200, 416020), (3355, 396800), (3410, 390400), (3520, 378200), (3782, 352000), (3875, 343552), (3904, 341000), (3968, 335500), (4000, 332816), (4400, 302560), (4880, 272800), (4960, 268400), (5368, 248000), (5456, 244000), (5500, 242048), (5632, 236375), (6100, 218240), (6200, 214720), (6400, 208010), (6710, 198400), (6820, 195200), (7040, 189100), (7564, 176000), (7625, 174592), (7750, 171776), (7808, 170500), (7936, 167750), (8000, 166408), (8525, 156160), (8800, 151280), (9455, 140800), (9760, 136400), (9920, 134200), (10736, 124000), (10912, 122000), (11000, 121024), (12200, 109120), (12400, 107360), (12800, 104005), (13420, 99200), (13640, 97600), (14080, 94550), (15128, 88000), (15250, 87296), (15500, 85888), (15616, 85250), (15872, 83875), (16000, 83204), (16775, 79360), (17050, 78080), (17600, 75640), (18910, 70400), (19520, 68200), (19840, 67100), (20801, 64000), (21472, 62000), (21824, 61000), (22000, 60512), (24400, 54560), (24800, 53680), (26840, 49600), (27280, 48800), (28160, 47275), (30256, 44000), (30500, 43648), (31000, 42944), (31232, 42625), (32000, 41602), (33550, 39680), (34100, 39040), (35200, 37820)]