221312224

素因数分解:

$2^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 544682880

約数和(自身を除く): 323370656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 49, 56, 58, 62, 98, 112, 116, 124, 157, 196, 203, 217, 224, 232, 248, 314, 392, 406, 434, 464, 496, 628, 784, 812, 868, 899, 928, 992, 1099, 1256, 1421, 1519, 1568, 1624, 1736, 1798, 2198, 2512, 2842, 3038, 3248, 3472, 3596, 4396, 4553, 4867, 5024, 5684, 6076, 6293, 6496, 6944, 7192, 7693, 8792, 9106, 9734, 11368, 12152, 12586, 14384, 15386, 17584, 18212, 19468, 22736, 24304, 25172, 28768, 30772, 31871, 34069, 35168, 36424, 38936, 44051, 45472, 48608, 50344, 61544, 63742, 68138, 72848, 77872, 88102, 100688, 123088, 127484, 136276, 141143, 145696, 155744, 176204, 201376, 223097, 238483, 246176, 254968, 272552, 282286, 352408, 446194, 476966, 509936, 545104, 564572, 704816, 892388, 953932, 988001, 1019872, 1090208, 1129144, 1409632, 1784776, 1907864, 1976002, 2258288, 3569552, 3815728, 3952004, 4516576, 6916007, 7139104, 7631456, 7904008, 13832014, 15808016, 27664028, 31616032, 55328056, 110656112, 221312224]

約数ペア:

[(1, 221312224), (2, 110656112), (4, 55328056), (7, 31616032), (8, 27664028), (14, 15808016), (16, 13832014), (28, 7904008), (29, 7631456), (31, 7139104), (32, 6916007), (49, 4516576), (56, 3952004), (58, 3815728), (62, 3569552), (98, 2258288), (112, 1976002), (116, 1907864), (124, 1784776), (157, 1409632), (196, 1129144), (203, 1090208), (217, 1019872), (224, 988001), (232, 953932), (248, 892388), (314, 704816), (392, 564572), (406, 545104), (434, 509936), (464, 476966), (496, 446194), (628, 352408), (784, 282286), (812, 272552), (868, 254968), (899, 246176), (928, 238483), (992, 223097), (1099, 201376), (1256, 176204), (1421, 155744), (1519, 145696), (1568, 141143), (1624, 136276), (1736, 127484), (1798, 123088), (2198, 100688), (2512, 88102), (2842, 77872), (3038, 72848), (3248, 68138), (3472, 63742), (3596, 61544), (4396, 50344), (4553, 48608), (4867, 45472), (5024, 44051), (5684, 38936), (6076, 36424), (6293, 35168), (6496, 34069), (6944, 31871), (7192, 30772), (7693, 28768), (8792, 25172), (9106, 24304), (9734, 22736), (11368, 19468), (12152, 18212), (12586, 17584), (14384, 15386)]