394489440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:587

約数の個数: 240

約数和(自身を含む): 1417878000

約数和(自身を除く): 1023388560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 90, 96, 108, 120, 122, 135, 144, 160, 162, 180, 183, 216, 240, 244, 270, 288, 305, 324, 360, 366, 405, 432, 480, 488, 499, 540, 549, 610, 648, 720, 732, 810, 864, 915, 976, 998, 1080, 1098, 1220, 1296, 1440, 1464, 1497, 1620, 1647, 1830, 1952, 1996, 2160, 2196, 2440, 2495, 2592, 2745, 2928, 2994, 3240, 3294, 3660, 3992, 4320, 4392, 4491, 4880, 4941, 4990, 5490, 5856, 5988, 6480, 6588, 7320, 7485, 7984, 8235, 8784, 8982, 9760, 9882, 9980, 10980, 11976, 12960, 13176, 13473, 14640, 14970, 15968, 16470, 17568, 17964, 19764, 19960, 21960, 22455, 23952, 24705, 26352, 26946, 29280, 29940, 30439, 32940, 35928, 39528, 39920, 40419, 43920, 44910, 47904, 49410, 52704, 53892, 59880, 60878, 65880, 67365, 71856, 79056, 79840, 80838, 87840, 89820, 91317, 98820, 107784, 119760, 121756, 131760, 134730, 143712, 152195, 158112, 161676, 179640, 182634, 197640, 202095, 215568, 239520, 243512, 263520, 269460, 273951, 304390, 323352, 359280, 365268, 395280, 404190, 431136, 456585, 487024, 538920, 547902, 608780, 646704, 718560, 730536, 790560, 808380, 821853, 913170, 974048, 1077840, 1095804, 1217560, 1293408, 1369755, 1461072, 1616760, 1643706, 1826340, 2155680, 2191608, 2435120, 2465559, 2739510, 2922144, 3233520, 3287412, 3652680, 4109265, 4383216, 4870240, 4931118, 5479020, 6467040, 6574824, 7305360, 8218530, 8766432, 9862236, 10958040, 12327795, 13149648, 14610720, 16437060, 19724472, 21916080, 24655590, 26299296, 32874120, 39448944, 43832160, 49311180, 65748240, 78897888, 98622360, 131496480, 197244720, 394489440]

約数ペア:

[(1, 394489440), (2, 197244720), (3, 131496480), (4, 98622360), (5, 78897888), (6, 65748240), (8, 49311180), (9, 43832160), (10, 39448944), (12, 32874120), (15, 26299296), (16, 24655590), (18, 21916080), (20, 19724472), (24, 16437060), (27, 14610720), (30, 13149648), (32, 12327795), (36, 10958040), (40, 9862236), (45, 8766432), (48, 8218530), (54, 7305360), (60, 6574824), (61, 6467040), (72, 5479020), (80, 4931118), (81, 4870240), (90, 4383216), (96, 4109265), (108, 3652680), (120, 3287412), (122, 3233520), (135, 2922144), (144, 2739510), (160, 2465559), (162, 2435120), (180, 2191608), (183, 2155680), (216, 1826340), (240, 1643706), (244, 1616760), (270, 1461072), (288, 1369755), (305, 1293408), (324, 1217560), (360, 1095804), (366, 1077840), (405, 974048), (432, 913170), (480, 821853), (488, 808380), (499, 790560), (540, 730536), (549, 718560), (610, 646704), (648, 608780), (720, 547902), (732, 538920), (810, 487024), (864, 456585), (915, 431136), (976, 404190), (998, 395280), (1080, 365268), (1098, 359280), (1220, 323352), (1296, 304390), (1440, 273951), (1464, 269460), (1497, 263520), (1620, 243512), (1647, 239520), (1830, 215568), (1952, 202095), (1996, 197640), (2160, 182634), (2196, 179640), (2440, 161676), (2495, 158112), (2592, 152195), (2745, 143712), (2928, 134730), (2994, 131760), (3240, 121756), (3294, 119760), (3660, 107784), (3992, 98820), (4320, 91317), (4392, 89820), (4491, 87840), (4880, 80838), (4941, 79840), (4990, 79056), (5490, 71856), (5856, 67365), (5988, 65880), (6480, 60878), (6588, 59880), (7320, 53892), (7485, 52704), (7984, 49410), (8235, 47904), (8784, 44910), (8982, 43920), (9760, 40419), (9882, 39920), (9980, 39528), (10980, 35928), (11976, 32940), (12960, 30439), (13176, 29940), (13473, 29280), (14640, 26946), (14970, 26352), (15968, 24705), (16470, 23952), (17568, 22455), (17964, 21960), (19764, 19960)]