305051460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 288

約数和(自身を含む): 1078640640

約数和(自身を除く): 773589180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 43, 49, 57, 60, 70, 76, 84, 86, 95, 98, 105, 114, 127, 129, 133, 140, 147, 172, 190, 196, 210, 215, 228, 245, 254, 258, 266, 285, 294, 301, 380, 381, 399, 420, 430, 490, 508, 516, 532, 570, 588, 602, 635, 645, 665, 735, 762, 798, 817, 860, 889, 903, 931, 980, 1140, 1204, 1270, 1290, 1330, 1470, 1505, 1524, 1596, 1634, 1778, 1806, 1862, 1905, 1995, 2107, 2413, 2451, 2540, 2580, 2660, 2667, 2793, 2940, 3010, 3268, 3556, 3612, 3724, 3810, 3990, 4085, 4214, 4445, 4515, 4655, 4826, 4902, 5334, 5461, 5586, 5719, 6020, 6223, 6321, 7239, 7620, 7980, 8170, 8428, 8890, 9030, 9310, 9652, 9804, 10535, 10668, 10922, 11172, 11438, 12065, 12255, 12446, 12642, 13335, 13965, 14478, 16340, 16383, 16891, 17157, 17780, 18060, 18620, 18669, 21070, 21844, 22876, 24130, 24510, 24892, 25284, 26670, 27305, 27930, 28595, 28956, 31115, 31605, 32766, 33782, 34314, 36195, 37338, 38227, 40033, 42140, 48260, 49020, 50673, 53340, 54610, 55860, 57190, 62230, 63210, 65532, 67564, 68628, 72390, 74676, 76454, 80066, 81915, 84455, 85785, 93345, 101346, 103759, 109220, 114380, 114681, 118237, 120099, 124460, 126420, 144780, 152908, 160132, 163830, 168910, 171570, 186690, 191135, 200165, 202692, 207518, 229362, 236474, 240198, 253365, 267589, 311277, 327660, 337820, 343140, 354711, 373380, 382270, 400330, 415036, 458724, 472948, 480396, 506730, 518795, 535178, 573405, 591185, 600495, 622554, 709422, 726313, 764540, 800660, 802767, 1013460, 1037590, 1070356, 1146810, 1182370, 1200990, 1245108, 1337945, 1418844, 1452626, 1556385, 1605534, 1773555, 2075180, 2178939, 2293620, 2364740, 2401980, 2675890, 2905252, 3112770, 3211068, 3547110, 3631565, 4013835, 4357878, 5084191, 5351780, 6225540, 7094220, 7263130, 8027670, 8715756, 10168382, 10894695, 14526260, 15252573, 16055340, 20336764, 21789390, 25420955, 30505146, 43578780, 50841910, 61010292, 76262865, 101683820, 152525730, 305051460]

約数ペア:

[(1, 305051460), (2, 152525730), (3, 101683820), (4, 76262865), (5, 61010292), (6, 50841910), (7, 43578780), (10, 30505146), (12, 25420955), (14, 21789390), (15, 20336764), (19, 16055340), (20, 15252573), (21, 14526260), (28, 10894695), (30, 10168382), (35, 8715756), (38, 8027670), (42, 7263130), (43, 7094220), (49, 6225540), (57, 5351780), (60, 5084191), (70, 4357878), (76, 4013835), (84, 3631565), (86, 3547110), (95, 3211068), (98, 3112770), (105, 2905252), (114, 2675890), (127, 2401980), (129, 2364740), (133, 2293620), (140, 2178939), (147, 2075180), (172, 1773555), (190, 1605534), (196, 1556385), (210, 1452626), (215, 1418844), (228, 1337945), (245, 1245108), (254, 1200990), (258, 1182370), (266, 1146810), (285, 1070356), (294, 1037590), (301, 1013460), (380, 802767), (381, 800660), (399, 764540), (420, 726313), (430, 709422), (490, 622554), (508, 600495), (516, 591185), (532, 573405), (570, 535178), (588, 518795), (602, 506730), (635, 480396), (645, 472948), (665, 458724), (735, 415036), (762, 400330), (798, 382270), (817, 373380), (860, 354711), (889, 343140), (903, 337820), (931, 327660), (980, 311277), (1140, 267589), (1204, 253365), (1270, 240198), (1290, 236474), (1330, 229362), (1470, 207518), (1505, 202692), (1524, 200165), (1596, 191135), (1634, 186690), (1778, 171570), (1806, 168910), (1862, 163830), (1905, 160132), (1995, 152908), (2107, 144780), (2413, 126420), (2451, 124460), (2540, 120099), (2580, 118237), (2660, 114681), (2667, 114380), (2793, 109220), (2940, 103759), (3010, 101346), (3268, 93345), (3556, 85785), (3612, 84455), (3724, 81915), (3810, 80066), (3990, 76454), (4085, 74676), (4214, 72390), (4445, 68628), (4515, 67564), (4655, 65532), (4826, 63210), (4902, 62230), (5334, 57190), (5461, 55860), (5586, 54610), (5719, 53340), (6020, 50673), (6223, 49020), (6321, 48260), (7239, 42140), (7620, 40033), (7980, 38227), (8170, 37338), (8428, 36195), (8890, 34314), (9030, 33782), (9310, 32766), (9652, 31605), (9804, 31115), (10535, 28956), (10668, 28595), (10922, 27930), (11172, 27305), (11438, 26670), (12065, 25284), (12255, 24892), (12446, 24510), (12642, 24130), (13335, 22876), (13965, 21844), (14478, 21070), (16340, 18669), (16383, 18620), (16891, 18060), (17157, 17780)]