30754920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 256

約数和(自身を含む): 116121600

約数和(自身を除く): 85366680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 41, 42, 47, 56, 57, 60, 70, 76, 82, 84, 94, 95, 105, 114, 120, 123, 133, 140, 141, 152, 164, 168, 188, 190, 205, 210, 228, 235, 246, 266, 280, 282, 285, 287, 328, 329, 376, 380, 399, 410, 420, 456, 470, 492, 532, 564, 570, 574, 615, 658, 665, 705, 760, 779, 798, 820, 840, 861, 893, 940, 984, 987, 1064, 1128, 1140, 1148, 1230, 1316, 1330, 1410, 1435, 1558, 1596, 1640, 1645, 1722, 1786, 1880, 1927, 1974, 1995, 2280, 2296, 2337, 2460, 2632, 2660, 2679, 2820, 2870, 3116, 3192, 3290, 3444, 3572, 3854, 3895, 3948, 3990, 4305, 4465, 4674, 4920, 4935, 5320, 5358, 5453, 5640, 5740, 5781, 6232, 6251, 6580, 6888, 7144, 7708, 7790, 7896, 7980, 8610, 8930, 9348, 9635, 9870, 10716, 10906, 11480, 11562, 11685, 12502, 13160, 13395, 13489, 15416, 15580, 15960, 16359, 17220, 17860, 18696, 18753, 19270, 19740, 21432, 21812, 23124, 23370, 25004, 26790, 26978, 27265, 28905, 31160, 31255, 32718, 34440, 35720, 36613, 37506, 38540, 39480, 40467, 43624, 46248, 46740, 50008, 53580, 53956, 54530, 57810, 62510, 65436, 67445, 73226, 75012, 77080, 80934, 81795, 93480, 93765, 107160, 107912, 109060, 109839, 115620, 125020, 130872, 134890, 146452, 150024, 161868, 163590, 183065, 187530, 202335, 218120, 219678, 231240, 250040, 256291, 269780, 292904, 323736, 327180, 366130, 375060, 404670, 439356, 512582, 539560, 549195, 654360, 732260, 750120, 768873, 809340, 878712, 1025164, 1098390, 1281455, 1464520, 1537746, 1618680, 2050328, 2196780, 2562910, 3075492, 3844365, 4393560, 5125820, 6150984, 7688730, 10251640, 15377460, 30754920]

約数ペア:

[(1, 30754920), (2, 15377460), (3, 10251640), (4, 7688730), (5, 6150984), (6, 5125820), (7, 4393560), (8, 3844365), (10, 3075492), (12, 2562910), (14, 2196780), (15, 2050328), (19, 1618680), (20, 1537746), (21, 1464520), (24, 1281455), (28, 1098390), (30, 1025164), (35, 878712), (38, 809340), (40, 768873), (41, 750120), (42, 732260), (47, 654360), (56, 549195), (57, 539560), (60, 512582), (70, 439356), (76, 404670), (82, 375060), (84, 366130), (94, 327180), (95, 323736), (105, 292904), (114, 269780), (120, 256291), (123, 250040), (133, 231240), (140, 219678), (141, 218120), (152, 202335), (164, 187530), (168, 183065), (188, 163590), (190, 161868), (205, 150024), (210, 146452), (228, 134890), (235, 130872), (246, 125020), (266, 115620), (280, 109839), (282, 109060), (285, 107912), (287, 107160), (328, 93765), (329, 93480), (376, 81795), (380, 80934), (399, 77080), (410, 75012), (420, 73226), (456, 67445), (470, 65436), (492, 62510), (532, 57810), (564, 54530), (570, 53956), (574, 53580), (615, 50008), (658, 46740), (665, 46248), (705, 43624), (760, 40467), (779, 39480), (798, 38540), (820, 37506), (840, 36613), (861, 35720), (893, 34440), (940, 32718), (984, 31255), (987, 31160), (1064, 28905), (1128, 27265), (1140, 26978), (1148, 26790), (1230, 25004), (1316, 23370), (1330, 23124), (1410, 21812), (1435, 21432), (1558, 19740), (1596, 19270), (1640, 18753), (1645, 18696), (1722, 17860), (1786, 17220), (1880, 16359), (1927, 15960), (1974, 15580), (1995, 15416), (2280, 13489), (2296, 13395), (2337, 13160), (2460, 12502), (2632, 11685), (2660, 11562), (2679, 11480), (2820, 10906), (2870, 10716), (3116, 9870), (3192, 9635), (3290, 9348), (3444, 8930), (3572, 8610), (3854, 7980), (3895, 7896), (3948, 7790), (3990, 7708), (4305, 7144), (4465, 6888), (4674, 6580), (4920, 6251), (4935, 6232), (5320, 5781), (5358, 5740), (5453, 5640)]