221478720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:409

約数の個数: 224

約数和(自身を含む): 765023616

約数和(自身を除く): 543544896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 41, 48, 51, 60, 64, 68, 80, 82, 85, 96, 102, 120, 123, 136, 160, 164, 170, 192, 204, 205, 240, 246, 255, 272, 320, 328, 331, 340, 408, 410, 480, 492, 510, 544, 615, 656, 662, 680, 697, 816, 820, 960, 984, 993, 1020, 1088, 1230, 1312, 1324, 1360, 1394, 1632, 1640, 1655, 1968, 1986, 2040, 2091, 2460, 2624, 2648, 2720, 2788, 3264, 3280, 3310, 3485, 3936, 3972, 4080, 4182, 4920, 4965, 5296, 5440, 5576, 5627, 6560, 6620, 6970, 7872, 7944, 8160, 8364, 9840, 9930, 10455, 10592, 11152, 11254, 13120, 13240, 13571, 13940, 15888, 16320, 16728, 16881, 19680, 19860, 20910, 21184, 22304, 22508, 26480, 27142, 27880, 28135, 31776, 33456, 33762, 39360, 39720, 40713, 41820, 44608, 45016, 52960, 54284, 55760, 56270, 63552, 66912, 67524, 67855, 79440, 81426, 83640, 84405, 90032, 105920, 108568, 111520, 112540, 133824, 135048, 135710, 158880, 162852, 167280, 168810, 180064, 203565, 217136, 223040, 225080, 230707, 270096, 271420, 317760, 325704, 334560, 337620, 360128, 407130, 434272, 450160, 461414, 540192, 542840, 651408, 669120, 675240, 692121, 814260, 868544, 900320, 922828, 1080384, 1085680, 1153535, 1302816, 1350480, 1384242, 1628520, 1800640, 1845656, 2171360, 2307070, 2605632, 2700960, 2768484, 3257040, 3460605, 3691312, 4342720, 4614140, 5401920, 5536968, 6514080, 6921210, 7382624, 9228280, 11073936, 13028160, 13842420, 14765248, 18456560, 22147872, 27684840, 36913120, 44295744, 55369680, 73826240, 110739360, 221478720]

約数ペア:

[(1, 221478720), (2, 110739360), (3, 73826240), (4, 55369680), (5, 44295744), (6, 36913120), (8, 27684840), (10, 22147872), (12, 18456560), (15, 14765248), (16, 13842420), (17, 13028160), (20, 11073936), (24, 9228280), (30, 7382624), (32, 6921210), (34, 6514080), (40, 5536968), (41, 5401920), (48, 4614140), (51, 4342720), (60, 3691312), (64, 3460605), (68, 3257040), (80, 2768484), (82, 2700960), (85, 2605632), (96, 2307070), (102, 2171360), (120, 1845656), (123, 1800640), (136, 1628520), (160, 1384242), (164, 1350480), (170, 1302816), (192, 1153535), (204, 1085680), (205, 1080384), (240, 922828), (246, 900320), (255, 868544), (272, 814260), (320, 692121), (328, 675240), (331, 669120), (340, 651408), (408, 542840), (410, 540192), (480, 461414), (492, 450160), (510, 434272), (544, 407130), (615, 360128), (656, 337620), (662, 334560), (680, 325704), (697, 317760), (816, 271420), (820, 270096), (960, 230707), (984, 225080), (993, 223040), (1020, 217136), (1088, 203565), (1230, 180064), (1312, 168810), (1324, 167280), (1360, 162852), (1394, 158880), (1632, 135710), (1640, 135048), (1655, 133824), (1968, 112540), (1986, 111520), (2040, 108568), (2091, 105920), (2460, 90032), (2624, 84405), (2648, 83640), (2720, 81426), (2788, 79440), (3264, 67855), (3280, 67524), (3310, 66912), (3485, 63552), (3936, 56270), (3972, 55760), (4080, 54284), (4182, 52960), (4920, 45016), (4965, 44608), (5296, 41820), (5440, 40713), (5576, 39720), (5627, 39360), (6560, 33762), (6620, 33456), (6970, 31776), (7872, 28135), (7944, 27880), (8160, 27142), (8364, 26480), (9840, 22508), (9930, 22304), (10455, 21184), (10592, 20910), (11152, 19860), (11254, 19680), (13120, 16881), (13240, 16728), (13571, 16320), (13940, 15888)]