216913680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:686

約数の個数: 160

約数和(自身を含む): 752094720

約数和(自身を除く): 535181040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 233, 240, 270, 360, 431, 432, 466, 540, 699, 720, 862, 932, 1080, 1165, 1293, 1398, 1724, 1864, 2097, 2155, 2160, 2330, 2586, 2796, 3448, 3495, 3728, 3879, 4194, 4310, 4660, 5172, 5592, 6291, 6465, 6896, 6990, 7758, 8388, 8620, 9320, 10344, 10485, 11184, 11637, 12582, 12930, 13980, 15516, 16776, 17240, 18640, 19395, 20688, 20970, 23274, 25164, 25860, 27960, 31032, 31455, 33552, 34480, 38790, 41940, 46548, 50328, 51720, 55920, 58185, 62064, 62910, 77580, 83880, 93096, 100423, 100656, 103440, 116370, 125820, 155160, 167760, 186192, 200846, 232740, 251640, 301269, 310320, 401692, 465480, 502115, 503280, 602538, 803384, 903807, 930960, 1004230, 1205076, 1506345, 1606768, 1807614, 2008460, 2410152, 2711421, 3012690, 3615228, 4016920, 4519035, 4820304, 5422842, 6025380, 7230456, 8033840, 9038070, 10845684, 12050760, 13557105, 14460912, 18076140, 21691368, 24101520, 27114210, 36152280, 43382736, 54228420, 72304560, 108456840, 216913680]

約数ペア:

[(1, 216913680), (2, 108456840), (3, 72304560), (4, 54228420), (5, 43382736), (6, 36152280), (8, 27114210), (9, 24101520), (10, 21691368), (12, 18076140), (15, 14460912), (16, 13557105), (18, 12050760), (20, 10845684), (24, 9038070), (27, 8033840), (30, 7230456), (36, 6025380), (40, 5422842), (45, 4820304), (48, 4519035), (54, 4016920), (60, 3615228), (72, 3012690), (80, 2711421), (90, 2410152), (108, 2008460), (120, 1807614), (135, 1606768), (144, 1506345), (180, 1205076), (216, 1004230), (233, 930960), (240, 903807), (270, 803384), (360, 602538), (431, 503280), (432, 502115), (466, 465480), (540, 401692), (699, 310320), (720, 301269), (862, 251640), (932, 232740), (1080, 200846), (1165, 186192), (1293, 167760), (1398, 155160), (1724, 125820), (1864, 116370), (2097, 103440), (2155, 100656), (2160, 100423), (2330, 93096), (2586, 83880), (2796, 77580), (3448, 62910), (3495, 62064), (3728, 58185), (3879, 55920), (4194, 51720), (4310, 50328), (4660, 46548), (5172, 41940), (5592, 38790), (6291, 34480), (6465, 33552), (6896, 31455), (6990, 31032), (7758, 27960), (8388, 25860), (8620, 25164), (9320, 23274), (10344, 20970), (10485, 20688), (11184, 19395), (11637, 18640), (12582, 17240), (12930, 16776), (13980, 15516)]