221883840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:508

約数の個数: 224

約数和(自身を含む): 797478720

約数和(自身を除く): 575594880

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, 64, 72, 80, 90, 96, 108, 120, 122, 135, 144, 160, 180, 183, 192, 216, 240, 244, 270, 288, 305, 320, 360, 366, 421, 432, 480, 488, 540, 549, 576, 610, 720, 732, 842, 864, 915, 960, 976, 1080, 1098, 1220, 1263, 1440, 1464, 1647, 1684, 1728, 1830, 1952, 2105, 2160, 2196, 2440, 2526, 2745, 2880, 2928, 3294, 3368, 3660, 3789, 3904, 4210, 4320, 4392, 4880, 5052, 5490, 5856, 6315, 6588, 6736, 7320, 7578, 8235, 8420, 8640, 8784, 9760, 10104, 10980, 11367, 11712, 12630, 13176, 13472, 14640, 15156, 16470, 16840, 17568, 18945, 19520, 20208, 21960, 22734, 25260, 25681, 26352, 26944, 29280, 30312, 32940, 33680, 35136, 37890, 40416, 43920, 45468, 50520, 51362, 52704, 56835, 58560, 60624, 65880, 67360, 75780, 77043, 80832, 87840, 90936, 101040, 102724, 105408, 113670, 121248, 128405, 131760, 134720, 151560, 154086, 175680, 181872, 202080, 205448, 227340, 231129, 242496, 256810, 263520, 303120, 308172, 363744, 385215, 404160, 410896, 454680, 462258, 513620, 527040, 606240, 616344, 693387, 727488, 770430, 821792, 909360, 924516, 1027240, 1155645, 1212480, 1232688, 1386774, 1540860, 1643584, 1818720, 1849032, 2054480, 2311290, 2465376, 2773548, 3081720, 3466935, 3637440, 3698064, 4108960, 4622580, 4930752, 5547096, 6163440, 6933870, 7396128, 8217920, 9245160, 11094192, 12326880, 13867740, 14792256, 18490320, 22188384, 24653760, 27735480, 36980640, 44376768, 55470960, 73961280, 110941920, 221883840]

約数ペア:

[(1, 221883840), (2, 110941920), (3, 73961280), (4, 55470960), (5, 44376768), (6, 36980640), (8, 27735480), (9, 24653760), (10, 22188384), (12, 18490320), (15, 14792256), (16, 13867740), (18, 12326880), (20, 11094192), (24, 9245160), (27, 8217920), (30, 7396128), (32, 6933870), (36, 6163440), (40, 5547096), (45, 4930752), (48, 4622580), (54, 4108960), (60, 3698064), (61, 3637440), (64, 3466935), (72, 3081720), (80, 2773548), (90, 2465376), (96, 2311290), (108, 2054480), (120, 1849032), (122, 1818720), (135, 1643584), (144, 1540860), (160, 1386774), (180, 1232688), (183, 1212480), (192, 1155645), (216, 1027240), (240, 924516), (244, 909360), (270, 821792), (288, 770430), (305, 727488), (320, 693387), (360, 616344), (366, 606240), (421, 527040), (432, 513620), (480, 462258), (488, 454680), (540, 410896), (549, 404160), (576, 385215), (610, 363744), (720, 308172), (732, 303120), (842, 263520), (864, 256810), (915, 242496), (960, 231129), (976, 227340), (1080, 205448), (1098, 202080), (1220, 181872), (1263, 175680), (1440, 154086), (1464, 151560), (1647, 134720), (1684, 131760), (1728, 128405), (1830, 121248), (1952, 113670), (2105, 105408), (2160, 102724), (2196, 101040), (2440, 90936), (2526, 87840), (2745, 80832), (2880, 77043), (2928, 75780), (3294, 67360), (3368, 65880), (3660, 60624), (3789, 58560), (3904, 56835), (4210, 52704), (4320, 51362), (4392, 50520), (4880, 45468), (5052, 43920), (5490, 40416), (5856, 37890), (6315, 35136), (6588, 33680), (6736, 32940), (7320, 30312), (7578, 29280), (8235, 26944), (8420, 26352), (8640, 25681), (8784, 25260), (9760, 22734), (10104, 21960), (10980, 20208), (11367, 19520), (11712, 18945), (12630, 17568), (13176, 16840), (13472, 16470), (14640, 15156)]