223457640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 256

約数和(自身を含む): 803520000

約数和(自身を除く): 580062360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 61, 70, 84, 89, 98, 105, 120, 122, 140, 147, 168, 178, 183, 196, 210, 244, 245, 267, 280, 294, 305, 343, 356, 366, 392, 420, 427, 445, 488, 490, 534, 588, 610, 623, 686, 712, 732, 735, 840, 854, 890, 915, 980, 1029, 1068, 1176, 1220, 1246, 1281, 1335, 1372, 1464, 1470, 1708, 1715, 1780, 1830, 1869, 1960, 2058, 2135, 2136, 2440, 2492, 2562, 2670, 2744, 2940, 2989, 3115, 3416, 3430, 3560, 3660, 3738, 4116, 4270, 4361, 4984, 5124, 5145, 5340, 5429, 5880, 5978, 6230, 6405, 6860, 7320, 7476, 8232, 8540, 8722, 8967, 9345, 10248, 10290, 10680, 10858, 11956, 12460, 12810, 13083, 13720, 14945, 14952, 16287, 17080, 17444, 17934, 18690, 20580, 20923, 21716, 21805, 23912, 24920, 25620, 26166, 27145, 29890, 30527, 32574, 34888, 35868, 37380, 38003, 41160, 41846, 43432, 43610, 44835, 51240, 52332, 54290, 59780, 61054, 62769, 65148, 65415, 71736, 74760, 76006, 81435, 83692, 87220, 89670, 91581, 104615, 104664, 108580, 114009, 119560, 122108, 125538, 130296, 130830, 152012, 152635, 162870, 167384, 174440, 179340, 183162, 190015, 209230, 217160, 228018, 244216, 251076, 261660, 266021, 304024, 305270, 313845, 325740, 358680, 366324, 380030, 418460, 456036, 457905, 502152, 523320, 532042, 570045, 610540, 627690, 651480, 732648, 760060, 798063, 836920, 912072, 915810, 1064084, 1140090, 1221080, 1255380, 1330105, 1520120, 1596126, 1831620, 1862147, 2128168, 2280180, 2510760, 2660210, 3192252, 3663240, 3724294, 3990315, 4560360, 5320420, 5586441, 6384504, 7448588, 7980630, 9310735, 10640840, 11172882, 14897176, 15961260, 18621470, 22345764, 27932205, 31922520, 37242940, 44691528, 55864410, 74485880, 111728820, 223457640]

約数ペア:

[(1, 223457640), (2, 111728820), (3, 74485880), (4, 55864410), (5, 44691528), (6, 37242940), (7, 31922520), (8, 27932205), (10, 22345764), (12, 18621470), (14, 15961260), (15, 14897176), (20, 11172882), (21, 10640840), (24, 9310735), (28, 7980630), (30, 7448588), (35, 6384504), (40, 5586441), (42, 5320420), (49, 4560360), (56, 3990315), (60, 3724294), (61, 3663240), (70, 3192252), (84, 2660210), (89, 2510760), (98, 2280180), (105, 2128168), (120, 1862147), (122, 1831620), (140, 1596126), (147, 1520120), (168, 1330105), (178, 1255380), (183, 1221080), (196, 1140090), (210, 1064084), (244, 915810), (245, 912072), (267, 836920), (280, 798063), (294, 760060), (305, 732648), (343, 651480), (356, 627690), (366, 610540), (392, 570045), (420, 532042), (427, 523320), (445, 502152), (488, 457905), (490, 456036), (534, 418460), (588, 380030), (610, 366324), (623, 358680), (686, 325740), (712, 313845), (732, 305270), (735, 304024), (840, 266021), (854, 261660), (890, 251076), (915, 244216), (980, 228018), (1029, 217160), (1068, 209230), (1176, 190015), (1220, 183162), (1246, 179340), (1281, 174440), (1335, 167384), (1372, 162870), (1464, 152635), (1470, 152012), (1708, 130830), (1715, 130296), (1780, 125538), (1830, 122108), (1869, 119560), (1960, 114009), (2058, 108580), (2135, 104664), (2136, 104615), (2440, 91581), (2492, 89670), (2562, 87220), (2670, 83692), (2744, 81435), (2940, 76006), (2989, 74760), (3115, 71736), (3416, 65415), (3430, 65148), (3560, 62769), (3660, 61054), (3738, 59780), (4116, 54290), (4270, 52332), (4361, 51240), (4984, 44835), (5124, 43610), (5145, 43432), (5340, 41846), (5429, 41160), (5880, 38003), (5978, 37380), (6230, 35868), (6405, 34888), (6860, 32574), (7320, 30527), (7476, 29890), (8232, 27145), (8540, 26166), (8722, 25620), (8967, 24920), (9345, 23912), (10248, 21805), (10290, 21716), (10680, 20923), (10858, 20580), (11956, 18690), (12460, 17934), (12810, 17444), (13083, 17080), (13720, 16287), (14945, 14952)]