278144152

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 665627760

約数和(自身を除く): 387483608

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 31, 44, 46, 52, 62, 88, 92, 104, 121, 124, 143, 184, 242, 248, 253, 286, 299, 341, 403, 484, 506, 572, 598, 682, 713, 806, 961, 968, 1012, 1144, 1196, 1364, 1426, 1573, 1612, 1922, 2024, 2392, 2728, 2783, 2852, 3146, 3224, 3289, 3751, 3844, 4433, 5566, 5704, 6292, 6578, 7502, 7688, 7843, 8866, 9269, 10571, 11132, 12493, 12584, 13156, 15004, 15686, 17732, 18538, 21142, 22103, 22264, 24986, 26312, 30008, 31372, 35464, 36179, 37076, 42284, 44206, 48763, 49972, 62744, 72358, 74152, 84568, 86273, 88412, 97526, 99944, 101959, 116281, 137423, 144716, 172546, 176824, 195052, 203918, 232562, 243133, 274846, 287339, 289432, 345092, 390104, 407836, 465124, 486266, 549692, 574678, 690184, 815672, 930248, 972532, 1099384, 1121549, 1149356, 1511653, 1945064, 2243098, 2298712, 2674463, 3023306, 3160729, 4486196, 5348926, 6046612, 6321458, 8972392, 10697852, 12093224, 12642916, 21395704, 25285832, 34768019, 69536038, 139072076, 278144152]

約数ペア:

[(1, 278144152), (2, 139072076), (4, 69536038), (8, 34768019), (11, 25285832), (13, 21395704), (22, 12642916), (23, 12093224), (26, 10697852), (31, 8972392), (44, 6321458), (46, 6046612), (52, 5348926), (62, 4486196), (88, 3160729), (92, 3023306), (104, 2674463), (121, 2298712), (124, 2243098), (143, 1945064), (184, 1511653), (242, 1149356), (248, 1121549), (253, 1099384), (286, 972532), (299, 930248), (341, 815672), (403, 690184), (484, 574678), (506, 549692), (572, 486266), (598, 465124), (682, 407836), (713, 390104), (806, 345092), (961, 289432), (968, 287339), (1012, 274846), (1144, 243133), (1196, 232562), (1364, 203918), (1426, 195052), (1573, 176824), (1612, 172546), (1922, 144716), (2024, 137423), (2392, 116281), (2728, 101959), (2783, 99944), (2852, 97526), (3146, 88412), (3224, 86273), (3289, 84568), (3751, 74152), (3844, 72358), (4433, 62744), (5566, 49972), (5704, 48763), (6292, 44206), (6578, 42284), (7502, 37076), (7688, 36179), (7843, 35464), (8866, 31372), (9269, 30008), (10571, 26312), (11132, 24986), (12493, 22264), (12584, 22103), (13156, 21142), (15004, 18538), (15686, 17732)]