248753120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:425

約数の個数: 192

約数和(自身を含む): 746952192

約数和(自身を除く): 498199072

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 61, 70, 77, 80, 88, 110, 112, 122, 140, 154, 160, 176, 220, 224, 244, 280, 305, 308, 331, 352, 385, 427, 440, 488, 560, 610, 616, 662, 671, 770, 854, 880, 976, 1120, 1220, 1232, 1324, 1342, 1540, 1655, 1708, 1760, 1952, 2135, 2317, 2440, 2464, 2648, 2684, 3080, 3310, 3355, 3416, 3641, 4270, 4634, 4697, 4880, 5296, 5368, 6160, 6620, 6710, 6832, 7282, 8540, 9268, 9394, 9760, 10592, 10736, 11585, 12320, 13240, 13420, 13664, 14564, 17080, 18205, 18536, 18788, 20191, 21472, 23170, 23485, 25487, 26480, 26840, 29128, 34160, 36410, 37072, 37576, 40382, 46340, 46970, 50974, 52960, 53680, 58256, 68320, 72820, 74144, 75152, 80764, 92680, 93940, 100955, 101948, 107360, 116512, 127435, 141337, 145640, 150304, 161528, 185360, 187880, 201910, 203896, 222101, 254870, 282674, 291280, 323056, 370720, 375760, 403820, 407792, 444202, 509740, 565348, 582560, 646112, 706685, 751520, 807640, 815584, 888404, 1019480, 1110505, 1130696, 1413370, 1554707, 1615280, 1776808, 2038960, 2221010, 2261392, 2826740, 3109414, 3230560, 3553616, 4077920, 4442020, 4522784, 5653480, 6218828, 7107232, 7773535, 8884040, 11306960, 12437656, 15547070, 17768080, 22613920, 24875312, 31094140, 35536160, 49750624, 62188280, 124376560, 248753120]

約数ペア:

[(1, 248753120), (2, 124376560), (4, 62188280), (5, 49750624), (7, 35536160), (8, 31094140), (10, 24875312), (11, 22613920), (14, 17768080), (16, 15547070), (20, 12437656), (22, 11306960), (28, 8884040), (32, 7773535), (35, 7107232), (40, 6218828), (44, 5653480), (55, 4522784), (56, 4442020), (61, 4077920), (70, 3553616), (77, 3230560), (80, 3109414), (88, 2826740), (110, 2261392), (112, 2221010), (122, 2038960), (140, 1776808), (154, 1615280), (160, 1554707), (176, 1413370), (220, 1130696), (224, 1110505), (244, 1019480), (280, 888404), (305, 815584), (308, 807640), (331, 751520), (352, 706685), (385, 646112), (427, 582560), (440, 565348), (488, 509740), (560, 444202), (610, 407792), (616, 403820), (662, 375760), (671, 370720), (770, 323056), (854, 291280), (880, 282674), (976, 254870), (1120, 222101), (1220, 203896), (1232, 201910), (1324, 187880), (1342, 185360), (1540, 161528), (1655, 150304), (1708, 145640), (1760, 141337), (1952, 127435), (2135, 116512), (2317, 107360), (2440, 101948), (2464, 100955), (2648, 93940), (2684, 92680), (3080, 80764), (3310, 75152), (3355, 74144), (3416, 72820), (3641, 68320), (4270, 58256), (4634, 53680), (4697, 52960), (4880, 50974), (5296, 46970), (5368, 46340), (6160, 40382), (6620, 37576), (6710, 37072), (6832, 36410), (7282, 34160), (8540, 29128), (9268, 26840), (9394, 26480), (9760, 25487), (10592, 23485), (10736, 23170), (11585, 21472), (12320, 20191), (13240, 18788), (13420, 18536), (13664, 18205), (14564, 17080)]