215892040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 627706800

約数和(自身を除く): 411814760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 37, 40, 49, 52, 56, 65, 70, 74, 91, 98, 104, 130, 140, 148, 182, 185, 196, 229, 245, 259, 260, 280, 296, 364, 370, 392, 455, 458, 481, 490, 518, 520, 637, 728, 740, 910, 916, 962, 980, 1036, 1145, 1274, 1295, 1480, 1603, 1813, 1820, 1832, 1924, 1960, 2072, 2290, 2405, 2548, 2590, 2977, 3185, 3206, 3367, 3626, 3640, 3848, 4580, 4810, 5096, 5180, 5954, 6370, 6412, 6734, 7252, 8015, 8473, 9065, 9160, 9620, 10360, 11221, 11908, 12740, 12824, 13468, 14504, 14885, 16030, 16835, 16946, 18130, 19240, 20839, 22442, 23569, 23816, 25480, 26936, 29770, 32060, 33670, 33892, 36260, 41678, 42365, 44884, 47138, 56105, 59311, 59540, 64120, 67340, 67784, 72520, 83356, 84730, 89768, 94276, 104195, 110149, 112210, 117845, 118622, 119080, 134680, 145873, 166712, 169460, 188552, 208390, 220298, 224420, 235690, 237244, 291746, 296555, 338920, 415177, 416780, 440596, 448840, 471380, 474488, 550745, 583492, 593110, 729365, 771043, 830354, 833560, 881192, 942760, 1101490, 1166984, 1186220, 1458730, 1542086, 1660708, 2075885, 2202980, 2372440, 2917460, 3084172, 3321416, 3855215, 4151770, 4405960, 5397301, 5834920, 6168344, 7710430, 8303540, 10794602, 15420860, 16607080, 21589204, 26986505, 30841720, 43178408, 53973010, 107946020, 215892040]

約数ペア:

[(1, 215892040), (2, 107946020), (4, 53973010), (5, 43178408), (7, 30841720), (8, 26986505), (10, 21589204), (13, 16607080), (14, 15420860), (20, 10794602), (26, 8303540), (28, 7710430), (35, 6168344), (37, 5834920), (40, 5397301), (49, 4405960), (52, 4151770), (56, 3855215), (65, 3321416), (70, 3084172), (74, 2917460), (91, 2372440), (98, 2202980), (104, 2075885), (130, 1660708), (140, 1542086), (148, 1458730), (182, 1186220), (185, 1166984), (196, 1101490), (229, 942760), (245, 881192), (259, 833560), (260, 830354), (280, 771043), (296, 729365), (364, 593110), (370, 583492), (392, 550745), (455, 474488), (458, 471380), (481, 448840), (490, 440596), (518, 416780), (520, 415177), (637, 338920), (728, 296555), (740, 291746), (910, 237244), (916, 235690), (962, 224420), (980, 220298), (1036, 208390), (1145, 188552), (1274, 169460), (1295, 166712), (1480, 145873), (1603, 134680), (1813, 119080), (1820, 118622), (1832, 117845), (1924, 112210), (1960, 110149), (2072, 104195), (2290, 94276), (2405, 89768), (2548, 84730), (2590, 83356), (2977, 72520), (3185, 67784), (3206, 67340), (3367, 64120), (3626, 59540), (3640, 59311), (3848, 56105), (4580, 47138), (4810, 44884), (5096, 42365), (5180, 41678), (5954, 36260), (6370, 33892), (6412, 33670), (6734, 32060), (7252, 29770), (8015, 26936), (8473, 25480), (9065, 23816), (9160, 23569), (9620, 22442), (10360, 20839), (11221, 19240), (11908, 18130), (12740, 16946), (12824, 16835), (13468, 16030), (14504, 14885)]