305375760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:506

約数の個数: 240

約数和(自身を含む): 1106380080

約数和(自身を除く): 801004320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 61, 68, 72, 80, 85, 90, 102, 120, 122, 136, 144, 153, 170, 180, 183, 204, 240, 244, 255, 272, 305, 306, 340, 360, 366, 408, 409, 488, 510, 549, 610, 612, 680, 720, 732, 765, 816, 818, 915, 976, 1020, 1037, 1098, 1220, 1224, 1227, 1360, 1464, 1530, 1636, 1830, 2040, 2045, 2074, 2196, 2440, 2448, 2454, 2745, 2928, 3060, 3111, 3272, 3660, 3681, 4080, 4090, 4148, 4392, 4880, 4908, 5185, 5490, 6120, 6135, 6222, 6544, 6953, 7320, 7362, 8180, 8296, 8784, 9333, 9816, 10370, 10980, 12240, 12270, 12444, 13906, 14640, 14724, 15555, 16360, 16592, 18405, 18666, 19632, 20740, 20859, 21960, 24540, 24888, 24949, 27812, 29448, 31110, 32720, 34765, 36810, 37332, 41480, 41718, 43920, 46665, 49080, 49776, 49898, 55624, 58896, 62220, 62577, 69530, 73620, 74664, 74847, 82960, 83436, 93330, 98160, 99796, 104295, 111248, 124440, 124745, 125154, 139060, 147240, 149328, 149694, 166872, 186660, 199592, 208590, 224541, 248880, 249490, 250308, 278120, 294480, 299388, 312885, 333744, 373320, 374235, 399184, 417180, 424133, 449082, 498980, 500616, 556240, 598776, 625770, 746640, 748470, 834360, 848266, 898164, 997960, 1001232, 1122705, 1197552, 1251540, 1272399, 1496940, 1668720, 1696532, 1796328, 1995920, 2120665, 2245410, 2503080, 2544798, 2993880, 3393064, 3592656, 3817197, 4241330, 4490820, 5006160, 5089596, 5987760, 6361995, 6786128, 7634394, 8482660, 8981640, 10179192, 12723990, 15268788, 16965320, 17963280, 19085985, 20358384, 25447980, 30537576, 33930640, 38171970, 50895960, 61075152, 76343940, 101791920, 152687880, 305375760]

約数ペア:

[(1, 305375760), (2, 152687880), (3, 101791920), (4, 76343940), (5, 61075152), (6, 50895960), (8, 38171970), (9, 33930640), (10, 30537576), (12, 25447980), (15, 20358384), (16, 19085985), (17, 17963280), (18, 16965320), (20, 15268788), (24, 12723990), (30, 10179192), (34, 8981640), (36, 8482660), (40, 7634394), (45, 6786128), (48, 6361995), (51, 5987760), (60, 5089596), (61, 5006160), (68, 4490820), (72, 4241330), (80, 3817197), (85, 3592656), (90, 3393064), (102, 2993880), (120, 2544798), (122, 2503080), (136, 2245410), (144, 2120665), (153, 1995920), (170, 1796328), (180, 1696532), (183, 1668720), (204, 1496940), (240, 1272399), (244, 1251540), (255, 1197552), (272, 1122705), (305, 1001232), (306, 997960), (340, 898164), (360, 848266), (366, 834360), (408, 748470), (409, 746640), (488, 625770), (510, 598776), (549, 556240), (610, 500616), (612, 498980), (680, 449082), (720, 424133), (732, 417180), (765, 399184), (816, 374235), (818, 373320), (915, 333744), (976, 312885), (1020, 299388), (1037, 294480), (1098, 278120), (1220, 250308), (1224, 249490), (1227, 248880), (1360, 224541), (1464, 208590), (1530, 199592), (1636, 186660), (1830, 166872), (2040, 149694), (2045, 149328), (2074, 147240), (2196, 139060), (2440, 125154), (2448, 124745), (2454, 124440), (2745, 111248), (2928, 104295), (3060, 99796), (3111, 98160), (3272, 93330), (3660, 83436), (3681, 82960), (4080, 74847), (4090, 74664), (4148, 73620), (4392, 69530), (4880, 62577), (4908, 62220), (5185, 58896), (5490, 55624), (6120, 49898), (6135, 49776), (6222, 49080), (6544, 46665), (6953, 43920), (7320, 41718), (7362, 41480), (8180, 37332), (8296, 36810), (8784, 34765), (9333, 32720), (9816, 31110), (10370, 29448), (10980, 27812), (12240, 24949), (12270, 24888), (12444, 24540), (13906, 21960), (14640, 20859), (14724, 20740), (15555, 19632), (16360, 18666), (16592, 18405)]