1251388160

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 288

約数和(自身を含む): 3503775744

約数和(自身を除く): 2252387584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 47, 55, 61, 62, 64, 80, 88, 94, 110, 122, 124, 128, 155, 160, 176, 188, 220, 235, 244, 248, 256, 305, 310, 320, 341, 352, 376, 440, 470, 488, 496, 517, 610, 620, 640, 671, 682, 704, 752, 880, 940, 976, 992, 1034, 1220, 1240, 1280, 1342, 1364, 1408, 1457, 1504, 1705, 1760, 1880, 1891, 1952, 1984, 2068, 2440, 2480, 2585, 2684, 2728, 2816, 2867, 2914, 3008, 3355, 3410, 3520, 3760, 3782, 3904, 3968, 4136, 4880, 4960, 5170, 5368, 5456, 5734, 5828, 6016, 6710, 6820, 7040, 7285, 7520, 7564, 7808, 7936, 8272, 9455, 9760, 9920, 10340, 10736, 10912, 11468, 11656, 12032, 13420, 13640, 14080, 14335, 14570, 15040, 15128, 15616, 16027, 16544, 18910, 19520, 19840, 20680, 20801, 21472, 21824, 22936, 23312, 26840, 27280, 28670, 29140, 30080, 30256, 31537, 32054, 33088, 37820, 39040, 39680, 41360, 41602, 42944, 43648, 45872, 46624, 53680, 54560, 57340, 58280, 60160, 60512, 63074, 64108, 66176, 75640, 78080, 80135, 82720, 83204, 85888, 87296, 88877, 91744, 93248, 104005, 107360, 109120, 114680, 116560, 121024, 126148, 128216, 132352, 151280, 157685, 160270, 165440, 166408, 171776, 177754, 183488, 186496, 208010, 214720, 218240, 229360, 233120, 242048, 252296, 256432, 302560, 315370, 320540, 330880, 332816, 355508, 366976, 372992, 416020, 429440, 436480, 444385, 458720, 466240, 484096, 504592, 512864, 605120, 630740, 641080, 661760, 665632, 711016, 733952, 832040, 858880, 888770, 917440, 932480, 977647, 1009184, 1025728, 1210240, 1261480, 1282160, 1331264, 1422032, 1664080, 1777540, 1834880, 1864960, 1955294, 2018368, 2051456, 2420480, 2522960, 2564320, 2662528, 2844064, 3328160, 3555080, 3669760, 3910588, 4036736, 4102912, 4888235, 5045920, 5128640, 5325056, 5688128, 6656320, 7110160, 7821176, 8073472, 9776470, 10091840, 10257280, 11376256, 13312640, 14220320, 15642352, 19552940, 20183680, 20514560, 22752512, 26625280, 28440640, 31284704, 39105880, 40367360, 56881280, 62569408, 78211760, 113762560, 125138816, 156423520, 250277632, 312847040, 625694080, 1251388160]

約数ペア:

[(1, 1251388160), (2, 625694080), (4, 312847040), (5, 250277632), (8, 156423520), (10, 125138816), (11, 113762560), (16, 78211760), (20, 62569408), (22, 56881280), (31, 40367360), (32, 39105880), (40, 31284704), (44, 28440640), (47, 26625280), (55, 22752512), (61, 20514560), (62, 20183680), (64, 19552940), (80, 15642352), (88, 14220320), (94, 13312640), (110, 11376256), (122, 10257280), (124, 10091840), (128, 9776470), (155, 8073472), (160, 7821176), (176, 7110160), (188, 6656320), (220, 5688128), (235, 5325056), (244, 5128640), (248, 5045920), (256, 4888235), (305, 4102912), (310, 4036736), (320, 3910588), (341, 3669760), (352, 3555080), (376, 3328160), (440, 2844064), (470, 2662528), (488, 2564320), (496, 2522960), (517, 2420480), (610, 2051456), (620, 2018368), (640, 1955294), (671, 1864960), (682, 1834880), (704, 1777540), (752, 1664080), (880, 1422032), (940, 1331264), (976, 1282160), (992, 1261480), (1034, 1210240), (1220, 1025728), (1240, 1009184), (1280, 977647), (1342, 932480), (1364, 917440), (1408, 888770), (1457, 858880), (1504, 832040), (1705, 733952), (1760, 711016), (1880, 665632), (1891, 661760), (1952, 641080), (1984, 630740), (2068, 605120), (2440, 512864), (2480, 504592), (2585, 484096), (2684, 466240), (2728, 458720), (2816, 444385), (2867, 436480), (2914, 429440), (3008, 416020), (3355, 372992), (3410, 366976), (3520, 355508), (3760, 332816), (3782, 330880), (3904, 320540), (3968, 315370), (4136, 302560), (4880, 256432), (4960, 252296), (5170, 242048), (5368, 233120), (5456, 229360), (5734, 218240), (5828, 214720), (6016, 208010), (6710, 186496), (6820, 183488), (7040, 177754), (7285, 171776), (7520, 166408), (7564, 165440), (7808, 160270), (7936, 157685), (8272, 151280), (9455, 132352), (9760, 128216), (9920, 126148), (10340, 121024), (10736, 116560), (10912, 114680), (11468, 109120), (11656, 107360), (12032, 104005), (13420, 93248), (13640, 91744), (14080, 88877), (14335, 87296), (14570, 85888), (15040, 83204), (15128, 82720), (15616, 80135), (16027, 78080), (16544, 75640), (18910, 66176), (19520, 64108), (19840, 63074), (20680, 60512), (20801, 60160), (21472, 58280), (21824, 57340), (22936, 54560), (23312, 53680), (26840, 46624), (27280, 45872), (28670, 43648), (29140, 42944), (30080, 41602), (30256, 41360), (31537, 39680), (32054, 39040), (33088, 37820)]