252858320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 744702336

約数和(自身を除く): 491844016

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 26, 31, 40, 44, 46, 52, 55, 62, 65, 80, 88, 92, 104, 110, 115, 124, 130, 143, 155, 176, 184, 208, 220, 230, 248, 253, 260, 286, 299, 310, 341, 368, 403, 440, 460, 496, 506, 520, 572, 598, 620, 682, 713, 715, 806, 880, 920, 961, 1012, 1040, 1144, 1196, 1240, 1265, 1364, 1426, 1430, 1495, 1612, 1705, 1840, 1922, 2015, 2024, 2288, 2392, 2480, 2530, 2728, 2852, 2860, 2990, 3224, 3289, 3410, 3565, 3844, 4030, 4048, 4433, 4784, 4805, 5060, 5456, 5704, 5720, 5980, 6448, 6578, 6820, 7130, 7688, 7843, 8060, 8866, 9269, 9610, 10120, 10571, 11408, 11440, 11960, 12493, 13156, 13640, 14260, 15376, 15686, 16120, 16445, 17732, 18538, 19220, 20240, 21142, 22103, 22165, 23920, 24986, 26312, 27280, 28520, 31372, 32240, 32890, 35464, 37076, 38440, 39215, 42284, 44206, 44330, 46345, 49972, 52624, 52855, 57040, 62465, 62744, 65780, 70928, 74152, 76880, 78430, 84568, 88412, 88660, 92690, 99944, 101959, 105710, 110515, 124930, 125488, 131560, 137423, 148304, 156860, 169136, 176824, 177320, 185380, 199888, 203918, 211420, 221030, 243133, 249860, 263120, 274846, 287339, 313720, 353648, 354640, 370760, 407836, 422840, 442060, 486266, 499720, 509795, 549692, 574678, 627440, 687115, 741520, 815672, 845680, 884120, 972532, 999440, 1019590, 1099384, 1149356, 1215665, 1374230, 1436695, 1631344, 1768240, 1945064, 2039180, 2198768, 2298712, 2431330, 2748460, 2873390, 3160729, 3890128, 4078360, 4597424, 4862660, 5496920, 5746780, 6321458, 8156720, 9725320, 10993840, 11493560, 12642916, 15803645, 19450640, 22987120, 25285832, 31607290, 50571664, 63214580, 126429160, 252858320]

約数ペア:

[(1, 252858320), (2, 126429160), (4, 63214580), (5, 50571664), (8, 31607290), (10, 25285832), (11, 22987120), (13, 19450640), (16, 15803645), (20, 12642916), (22, 11493560), (23, 10993840), (26, 9725320), (31, 8156720), (40, 6321458), (44, 5746780), (46, 5496920), (52, 4862660), (55, 4597424), (62, 4078360), (65, 3890128), (80, 3160729), (88, 2873390), (92, 2748460), (104, 2431330), (110, 2298712), (115, 2198768), (124, 2039180), (130, 1945064), (143, 1768240), (155, 1631344), (176, 1436695), (184, 1374230), (208, 1215665), (220, 1149356), (230, 1099384), (248, 1019590), (253, 999440), (260, 972532), (286, 884120), (299, 845680), (310, 815672), (341, 741520), (368, 687115), (403, 627440), (440, 574678), (460, 549692), (496, 509795), (506, 499720), (520, 486266), (572, 442060), (598, 422840), (620, 407836), (682, 370760), (713, 354640), (715, 353648), (806, 313720), (880, 287339), (920, 274846), (961, 263120), (1012, 249860), (1040, 243133), (1144, 221030), (1196, 211420), (1240, 203918), (1265, 199888), (1364, 185380), (1426, 177320), (1430, 176824), (1495, 169136), (1612, 156860), (1705, 148304), (1840, 137423), (1922, 131560), (2015, 125488), (2024, 124930), (2288, 110515), (2392, 105710), (2480, 101959), (2530, 99944), (2728, 92690), (2852, 88660), (2860, 88412), (2990, 84568), (3224, 78430), (3289, 76880), (3410, 74152), (3565, 70928), (3844, 65780), (4030, 62744), (4048, 62465), (4433, 57040), (4784, 52855), (4805, 52624), (5060, 49972), (5456, 46345), (5704, 44330), (5720, 44206), (5980, 42284), (6448, 39215), (6578, 38440), (6820, 37076), (7130, 35464), (7688, 32890), (7843, 32240), (8060, 31372), (8866, 28520), (9269, 27280), (9610, 26312), (10120, 24986), (10571, 23920), (11408, 22165), (11440, 22103), (11960, 21142), (12493, 20240), (13156, 19220), (13640, 18538), (14260, 17732), (15376, 16445), (15686, 16120)]